Citazione Stile APA (7a Edizione)

Moeller, J., Hoelzel, A., & Simmons, R. (1970). German today. Houghton Mifflin.

Citazione stile Chigago Style (17a edizione)

Moeller, Jack, Alfred Hoelzel, e Robert Simmons. German Today. Boston [u.a.]: Houghton Mifflin, 1970.

Citatione MLA (9a ed.)

Moeller, Jack, et al. German Today. Houghton Mifflin, 1970.