Gaya APA
Harrigan, J, J. (1987).
Study Guide To accompany: Politics And The American Future / John J.Harrigan;Hamline'St.Paul,Minnesota (Ed. 2).
:
Random House.
Gaya MLA
Harrigan, John, J..
"Study Guide To accompany: Politics And The American Future / John J.Harrigan;Hamline'St.Paul,Minnesota".
Ed. 2
:
Random House,
1987.
Referensi.