Gaya APA
Campbell, N, A. et al ([2017]).
Biology : A global approach (Edisi Global Cetakan Ketigabelas).
New York:
Pearson Education Limited.
Gaya MLA
Campbell, Nail, A.. et al.
"Biology : A global approach".
Edisi Global Cetakan Ketigabelas
New York:
Pearson Education Limited,
[2017].
Text.