| Title | Frequency | ISSN |
|---|---|---|
| QJM-MONTHLY JOURNAL OF THE ASSOCIATION OF PHYSICIANS | Monthly (12 issues) | 0033-5622 |
| QUADERNI D ITALIANISTICA | Twice a year (2 issues) | 0226-8043 |
| QUADERNI MEDIEVALI | Twice a year (2 issues) | 0392-1875 |
| QUADERNI STORICI | Three times a year (3 issues) | 0301-6307 |
| QUALITATIVE HEALTH RESEARCH | Quarterly (4 issues) | 1049-7323 |
| QUALITY & QUANTITY | Quarterly (4 issues) | 0033-5177 |
| QUALITY AND RELIABILITY ENGINEERING INTERNATIONAL | Bimonthly (6 issues) | 0748-8017 |
| QUALITY IN HEALTH CARE | Quarterly (4 issues) | 0963-8172 |
| QUALITY OF LIFE RESEARCH | Bimonthly (6 issues) | 0962-9343 |
| QUALITY PROGRESS | Monthly (12 issues) | 0033-524X |
| QUANTITATIVE STRUCTURE-ACTIVITY RELATIONSHIPS | Quarterly (4 issues) | 0931-8771 |
| QUANTUM AND SEMICLASSICAL OPTICS | Bimonthly (6 issues) | 1355-5111 |
| QUANTUM ELECTRONICS | Monthly (12 issues) | 1063-7818 |
| QUARTERLY JOURNAL OF ECONOMICS | Quarterly (4 issues) | 0033-5533 |
| QUARTERLY JOURNAL OF ENGINEERING GEOLOGY | Quarterly (4 issues) | 0481-2085 |
| QUARTERLY JOURNAL OF EXPERIMENTAL PSYCHOLOGY SECTION A-HUMAN EXPERIMENTAL P SYCHOLOGY | Quarterly (4 issues) | 0272-4987 |
| QUARTERLY JOURNAL OF EXPERIMENTAL PSYCHOLOGY SECTION B-COMPARATIVE AND PHYS IOLOGICAL PSYCHOLOGY | Quarterly (4 issues) | 0272-4995 |
| QUARTERLY JOURNAL OF MATHEMATICS | Quarterly (4 issues) | 0033-5606 |
| QUARTERLY JOURNAL OF MECHANICS AND APPLIED MATHEMATICS | Quarterly (4 issues) | 0033-5614 |
| QUARTERLY JOURNAL OF SPEECH | Quarterly (4 issues) | 0033-5630 |
| QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY | Bimonthly (6 issues) | 0035-9009 |
| QUARTERLY OF APPLIED MATHEMATICS | Quarterly (4 issues) | 0033-569X |
| QUARTERLY REVIEW OF BIOLOGY | Quarterly (4 issues) | 0033-5770 |
| QUARTERLY REVIEWS OF BIOPHYSICS | Quarterly (4 issues) | 0033-5835 |
| QUATERNARY INTERNATIONAL | Bimonthly (6 issues) | 1040-6182 |
| QUATERNARY RESEARCH | Bimonthly (6 issues) | 0033-5894 |
| QUATERNARY SCIENCE REVIEWS | Bimonthly (6 issues) | 0277-3791 |
| QUEENS QUARTERLY | Quarterly (4 issues) | 0033-6041 |
| QUEST | Three times a year (3 issues) | 0033-6297 |
| QUEUEING SYSTEMS | Bimonthly (6 issues) | 0257-0130 |
| QUIMICA ANALITICA | Quarterly (4 issues) | 0212-0569 |
| QUIMICA NOVA | Bimonthly (6 issues) | 0100-4042 |
| QUINTESSENCE INTERNATIONAL | Monthly (12 issues) | 0033-6572 |
| QUINZAINE LITTERAIRE | Twice a month (24 issues) | 0048-6493 |