Penggayaan APA
SULTAN, Paul. (1957).
Labor economics .
New York:
Henry Holt.
Chicago Style
SULTAN, Paul.
Labor economics.
New York:
Henry Holt,
1957.
Buku.
MLA Style
SULTAN, Paul.
Labor economics.
New York:
Henry Holt,
1957.
Buku.
Turabian Style
SULTAN, Paul.
Labor economics.
New York:
Henry Holt,
1957.
Buku.