Sheldon, B. (1994). SPERM COMPETITION IN THE CHAFFINCH - THE ROLE OF THE FEMALE.
Čikaški stil citiranja (17. izdanje)Sheldon, B. SPERM COMPETITION IN THE CHAFFINCH - THE ROLE OF THE FEMALE. 1994.
MLA način citiranja (9. izdanje)Sheldon, B. SPERM COMPETITION IN THE CHAFFINCH - THE ROLE OF THE FEMALE. 1994.
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