Gaya APA

Zelinsky, Wilbur. (1966). A Prologue to population geography / Wilbur Zelinsky . Englewood Cliffs: Prentice Hall.

Gaya Chicago

Zelinsky, Wilbur. A Prologue to population geography / Wilbur Zelinsky. Englewood Cliffs: Prentice Hall, 1966. .

Gaya MLA

Zelinsky, Wilbur. A Prologue to population geography / Wilbur Zelinsky. Englewood Cliffs: Prentice Hall, 1966. .

Gaya Turabian

Zelinsky, Wilbur. A Prologue to population geography / Wilbur Zelinsky. Englewood Cliffs: Prentice Hall, 1966. .