APA Style
Mansfield, Edwin. (1980).
Study guide for economics principles, problem, decisions .
New York:
W.W. Norton dan Company.
Chicago Style
Mansfield, Edwin.
Study guide for economics principles, problem, decisions.
New York:
W.W. Norton dan Company,
1980.
Text.
MLA Style
Mansfield, Edwin.
Study guide for economics principles, problem, decisions.
New York:
W.W. Norton dan Company,
1980.
Text.
Turabian Style
Mansfield, Edwin.
Study guide for economics principles, problem, decisions.
New York:
W.W. Norton dan Company,
1980.
Print.