APA način citiranja

Ahmed, A. G., & Klopper, A. (1983). Assay of Schwangerschafts protein 1 (SP1) as test for pregnancy.

Čikaški stil citiranja

Ahmed, A G., i A. Klopper. Assay of Schwangerschafts Protein 1 (SP1) As Test for Pregnancy. 1983.

MLA način citiranja

Ahmed, A G., i A. Klopper. Assay of Schwangerschafts Protein 1 (SP1) As Test for Pregnancy. 1983.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.