Gaya APA
Kawashima, S. (1993).
Zoological Science Vol 10 No 2 April 1993 : An International Journal .
Hokkaido:
Japan Zoological Society.
Gaya MLA
Kawashima, Seiichiro.
"Zoological Science Vol 10 No 2 April 1993 : An International Journal".
Hokkaido:
Japan Zoological Society,
1993.
.