APA Style
Clarke, M. C, Pask, Raymond. (2009).
The Blue Marble 1 : an Introduction to Geography .
Singapore:
Pearson Longman.
Chicago Style
Clarke, M. C, Pask, Raymond.
The Blue Marble 1 : an Introduction to Geography.
Singapore:
Pearson Longman,
2009.
Text.
MLA Style
Clarke, M. C, Pask, Raymond.
The Blue Marble 1 : an Introduction to Geography.
Singapore:
Pearson Longman,
2009.
Text.
Turabian Style
Clarke, M. C, Pask, Raymond.
The Blue Marble 1 : an Introduction to Geography.
Singapore:
Pearson Longman,
2009.
Print.