APA ציטוט

Qvigstad, E., Skaug, K., Jerve, F., Fylling, P., & Ulstrup, J. C. (1983). Pelvic inflammatory disease associated with Chlamydia trachomatis infection after therapeutic abortion. A prospective study.

Citação norma Chicago

Qvigstad, E., K. Skaug, F. Jerve, P. Fylling, and J C. Ulstrup. Pelvic Inflammatory Disease Associated With Chlamydia Trachomatis Infection After Therapeutic Abortion. A Prospective Study. 1983.

ציטוט MLA

Qvigstad, E., et al. Pelvic Inflammatory Disease Associated With Chlamydia Trachomatis Infection After Therapeutic Abortion. A Prospective Study. 1983.