Gaya APA
STRAHLER, Arthur N.. (1969).
Physical geography (3rd. ed.).
New York:
John Wiley and Sons.
Gaya Chicago
STRAHLER, Arthur N..
Physical geography.
3rd. ed.
New York:
John Wiley and Sons,
1969.
Textbook.
Gaya MLA
STRAHLER, Arthur N..
Physical geography.
3rd. ed.
New York:
John Wiley and Sons,
1969.
Textbook.
Gaya Turabian
STRAHLER, Arthur N..
Physical geography.
3rd. ed.
New York:
John Wiley and Sons,
1969.
Textbook.