Collins, H. H. (1959). Complete field guide to American wildlife: East, Central, and North .. Harper.
Čikaški stil citiranja (17. izdanje)Collins, Henry Hill. Complete Field Guide to American Wildlife: East, Central, and North .. New York: Harper, 1959.
MLA način citiranja (8. izdanje)Collins, Henry Hill. Complete Field Guide to American Wildlife: East, Central, and North .. Harper, 1959.
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