APA Style
Ley, Willy. (1978).
Kutub .
Jakarta:
Tira Pustaka.
Chicago Style
Ley, Willy.
Kutub.
Jakarta:
Tira Pustaka,
1978.
Book.
MLA Style
Ley, Willy.
Kutub.
Jakarta:
Tira Pustaka,
1978.
Book.
Turabian Style
Ley, Willy.
Kutub.
Jakarta:
Tira Pustaka,
1978.
Book.