Penggayaan APA
ENVIRONMENTAL science :. ((s.a)).
Philadelphia:
W.B. Saunders.
Chicago Style
ENVIRONMENTAL science :.
.
Philadelphia:
W.B. Saunders,
(s.a).
Buku.
MLA Style
ENVIRONMENTAL science :.
.
Philadelphia:
W.B. Saunders,
(s.a).
Buku.
Turabian Style
ENVIRONMENTAL science :.
Philadelphia:
W.B. Saunders,
(s.a).
Buku.