Penggayaan APA
ENGER, Eldon D., SMITH, Bradley F.. (2000).
Environmental science : (7th ed.).
Boston:
McGraw-Hill.
Chicago Style
ENGER, Eldon D., SMITH, Bradley F..
Environmental science :.
7th ed.
Boston:
McGraw-Hill,
2000.
Buku.
MLA Style
ENGER, Eldon D., SMITH, Bradley F..
Environmental science :.
7th ed.
Boston:
McGraw-Hill,
2000.
Buku.
Turabian Style
ENGER, Eldon D., SMITH, Bradley F..
Environmental science :.
7th ed.
Boston:
McGraw-Hill,
2000.
Buku.