Παραπομπή APA

Hyman, L. H. (1967). Invertebrate V.6 Mollusca. Mc Graw Hill Book company.

Παραπομπή Chicago Style

Hyman, L H. Invertebrate V.6 Mollusca. NewYork: Mc Graw Hill Book company, 1967.

Παραπομπή MLA

Hyman, L H. Invertebrate V.6 Mollusca. Mc Graw Hill Book company, 1967.