Gaya APA
GREGORY, S.. (1978).
Statistical methods and the geographer (4th. ed.).
London:
Longman.
Gaya Chicago
GREGORY, S..
Statistical methods and the geographer.
4th. ed.
London:
Longman,
1978.
Textbook.
Gaya MLA
GREGORY, S..
Statistical methods and the geographer.
4th. ed.
London:
Longman,
1978.
Textbook.
Gaya Turabian
GREGORY, S..
Statistical methods and the geographer.
4th. ed.
London:
Longman,
1978.
Textbook.