Παραπομπή APA

Lal,, S. S. (2000). Text book of practical zoology: Invertebrate. (7th rev.). Rastogi..

Παραπομπή Chicago Style

Lal,, S. S. Text Book of Practical Zoology: Invertebrate. 7th rev. Meerut: Rastogi., 2000.

Παραπομπή MLA

Lal,, S. S. Text Book of Practical Zoology: Invertebrate. 7th rev. Rastogi., 2000.