APA (7th ed.) Citation

Krug, E. A., & Quillen, I. J. (1952). Citizens now: Civics for young citizens. Scott, Foresman and Co..

Chicago Style (17th ed.) Citation

Krug, Edward A., and Isaac James Quillen. Citizens Now: Civics for Young Citizens. Chicago : Atlanta [etc.]: Scott, Foresman and Co., 1952.

MLA (8th ed.) Citation

Krug, Edward A., and Isaac James Quillen. Citizens Now: Civics for Young Citizens. Scott, Foresman and Co., 1952.