Παραπομπή APA

Delvin, S. (1999). Problems in organic chemistry. Sarup & Sons.

Παραπομπή Chicago Style

Delvin, Samuel. Problems in Organic Chemistry. New Delhi: Sarup & Sons, 1999.

Παραπομπή MLA

Delvin, Samuel. Problems in Organic Chemistry. Sarup & Sons, 1999.