APA Style
Investigating Economics. (1975).
London:
Longman Cheshire.
Chicago Style
Investigating Economics.
Ketiga.
London:
Longman Cheshire,
1975.
Text.
MLA Style
Investigating Economics.
Ketiga.
London:
Longman Cheshire,
1975.
Text.
Turabian Style
Investigating Economics.
London:
Longman Cheshire,
1975.
Print.