Gaya APA
Biology a fundamental approach. (1986).
Cheltenham:
Nelson.
Gaya Chicago
Biology a fundamental approach.
4.
Cheltenham:
Nelson,
1986.
Buku.
Gaya MLA
Biology a fundamental approach.
4.
Cheltenham:
Nelson,
1986.
Buku.
Gaya Turabian
Biology a fundamental approach.
Cheltenham:
Nelson,
1986.
Buku.