APA Style
Wallace, Robert A. (1991).
Biology the world of life (ed.6).
New York:
Harper Collins Publishers.
Chicago Style
Wallace, Robert A.
Biology the world of life.
ed.6
New York:
Harper Collins Publishers,
1991.
Buku Teks.
MLA Style
Wallace, Robert A.
Biology the world of life.
ed.6
New York:
Harper Collins Publishers,
1991.
Buku Teks.
Turabian Style
Wallace, Robert A.
Biology the world of life.
ed.6
New York:
Harper Collins Publishers,
1991.
Buku Teks.