Gaya APA
Getis, Arthur. (2011).
INTRODUCTION TO GEOGRAPHY (13th).
New York:
MCGRAW-HILL.
Gaya Chicago
Getis, Arthur.
INTRODUCTION TO GEOGRAPHY.
13th
New York:
MCGRAW-HILL,
2011.
Text.
Gaya MLA
Getis, Arthur.
INTRODUCTION TO GEOGRAPHY.
13th
New York:
MCGRAW-HILL,
2011.
Text.
Gaya Turabian
Getis, Arthur.
INTRODUCTION TO GEOGRAPHY.
13th
New York:
MCGRAW-HILL,
2011.
Print.