APA citiranje

Krug, E., & Quillen, I. J. (1952). Citizens Now: Civics for Young Citizens. Chicago: Scott, Foresman & Company.

Trích dẫn kiểu Chicago

Krug, Edward., và I. James Quillen. Citizens Now: Civics for Young Citizens. Chicago: Scott, Foresman & Company, 1952.

MLA citiranje

Krug, Edward., và I. James Quillen. Citizens Now: Civics for Young Citizens. Chicago: Scott, Foresman & Company, 1952.