Gaya APA
Simanjuntak, P, J. (1970).
Cattle of Europe, Sputh East America, Australia, and New Zealand .
Jakarta Timur:
Tradisi Ilmu Sdn. Bhd.
Gaya MLA
Simanjuntak, Payaman, J..
"Cattle of Europe, Sputh East America, Australia, and New Zealand".
Jakarta Timur:
Tradisi Ilmu Sdn. Bhd,
1970.
Text.