Gaya APA
Barzun, J., F.Graff, H. (1977).
The Modern Researcher : The Classic Manual on All Aspects of Research and Writing / Jacques Barzun (Third Edition).
USA:
Jovanovich, Inch.
Gaya MLA
Barzun, Jacques., F.Graff, Henry.
"The Modern Researcher : The Classic Manual on All Aspects of Research and Writing / Jacques Barzun".
Third Edition
USA:
Jovanovich, Inch,
1977.
Text.