Gaya APA
Epp, Donald J.. (1981).
Introduction to agricultural economics / Donald J. Epp, John W. Malone, Jr. .
:
New York: Macmillan.
Gaya Chicago
Epp, Donald J..
Introduction to agricultural economics / Donald J. Epp, John W. Malone, Jr..
:
New York: Macmillan,
1981.
Buku.
Gaya MLA
Epp, Donald J..
Introduction to agricultural economics / Donald J. Epp, John W. Malone, Jr..
:
New York: Macmillan,
1981.
Buku.
Gaya Turabian
Epp, Donald J..
Introduction to agricultural economics / Donald J. Epp, John W. Malone, Jr..
:
New York: Macmillan,
1981.
Buku.