Mullan, Zoo culture, 1999.

Item Type:
book
Title:
Zoo culture
Author:
Place:
Urbana
Date:
Bibliography:
Mullan, Bob/Marvin, Garry: Zoo culture. 2nd ed. Urbana 1999. Internet: https://books.google.de/books?id=zVBOThLrEPoC&printsec=frontcover&dq=Mullan,+Bob/Marvin,+Garry:+Zoo+Culture+%5B1987%5D.&hl=en&sa=X&redir_esc=y#v=onepage&q&f=false.
Own created bibliography:
Mullan, Bob/Marvin, Garry: Zoo culture. Urbana 1999.