Gaya APA
Pitt, Frances. (1931).
The Intelligence of Animals: Studies in Comparative Psychology (1).
London:
George Allen and Unwin LTD.
Gaya Chicago
Pitt, Frances.
The Intelligence of Animals: Studies in Comparative Psychology.
1
London:
George Allen and Unwin LTD,
1931.
Text.
Gaya MLA
Pitt, Frances.
The Intelligence of Animals: Studies in Comparative Psychology.
1
London:
George Allen and Unwin LTD,
1931.
Text.
Gaya Turabian
Pitt, Frances.
The Intelligence of Animals: Studies in Comparative Psychology.
1
London:
George Allen and Unwin LTD,
1931.
Print.