APA Style
Howard, Willard W., Dale, Edwin L.. (1971).
Contemporary economics .
Lexington:
Lecington: D.C. Heath and Company, 1972.
Chicago Style
Howard, Willard W., Dale, Edwin L..
Contemporary economics.
Lexington:
Lecington: D.C. Heath and Company, 1972,
1971.
Buku Teks.
MLA Style
Howard, Willard W., Dale, Edwin L..
Contemporary economics.
Lexington:
Lecington: D.C. Heath and Company, 1972,
1971.
Buku Teks.
Turabian Style
Howard, Willard W., Dale, Edwin L..
Contemporary economics.
Lexington:
Lecington: D.C. Heath and Company, 1972,
1971.
Buku Teks.