APA Style
DELK, David. (1986).
The natural history of butterflies .
New York:
Facts on File Publications.
Chicago Style
DELK, David.
The natural history of butterflies.
New York:
Facts on File Publications,
1986.
Buku.
MLA Style
DELK, David.
The natural history of butterflies.
New York:
Facts on File Publications,
1986.
Buku.
Turabian Style
DELK, David.
The natural history of butterflies.
New York:
Facts on File Publications,
1986.
Buku.