Gaya APA

Lowi, T, J., Ginsberg, B. (1990). American Government : Freedom And Power (First Edition). New York & London: W. W. Norton & Company. Inc.

Gaya MLA

Lowi, Theodore, J.., Ginsberg, Benjamin. "American Government : Freedom And Power". First Edition New York & London: W. W. Norton & Company. Inc, 1990. Text.