Gaya APA
Williamson, G.. (1978).
An introduction to animal husbandry in the tropics .
London:
Longman.
Gaya Chicago
Williamson, G..
An introduction to animal husbandry in the tropics.
London:
Longman,
1978.
Tesis.
Gaya MLA
Williamson, G..
An introduction to animal husbandry in the tropics.
London:
Longman,
1978.
Tesis.
Gaya Turabian
Williamson, G..
An introduction to animal husbandry in the tropics.
London:
Longman,
1978.
Tesis.