APA Style
Economics; principles,problems r policies. (1978).
New York:
McGraw-Hill Book Co..
Chicago Style
Economics; principles,problems r policies.
7th ed.
New York:
McGraw-Hill Book Co.,
1978.
Text.
MLA Style
Economics; principles,problems r policies.
7th ed.
New York:
McGraw-Hill Book Co.,
1978.
Text.
Turabian Style
Economics; principles,problems r policies.
New York:
McGraw-Hill Book Co.,
1978.
Print.