Penggayaan APA
ROBERTS, Keneth. (1967).
Northwest passage .
Chicago:
Fawcett.
Chicago Style
ROBERTS, Keneth.
Northwest passage.
Chicago:
Fawcett,
1967.
Buku.
MLA Style
ROBERTS, Keneth.
Northwest passage.
Chicago:
Fawcett,
1967.
Buku.
Turabian Style
ROBERTS, Keneth.
Northwest passage.
Chicago:
Fawcett,
1967.
Buku.