Παραπομπή σε μορφή APA (7η εκδ.)

Koopman, P. C. (1960). Neurotransmitters and their chemical derivatives: A study on the relationship between structure and activity.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Koopman, Petrus Cornelis. Neurotransmitters and Their Chemical Derivatives: A Study on the Relationship Between Structure and Activity. Rotterdam, 1960.

Παραπομπή σε μορφή MLA (8th εκδ.)

Koopman, Petrus Cornelis. Neurotransmitters and Their Chemical Derivatives: A Study on the Relationship Between Structure and Activity. 1960.