Citazione Stile APA (7a Edizione)

Johnson, R. I. (1960). Christians you should know. BBP.

Citazione stile Chigago Style (17a edizione)

Johnson, Ruth I. Christians You Should Know. Nebraska: BBP, 1960.

Citatione MLA (9a ed.)

Johnson, Ruth I. Christians You Should Know. BBP, 1960.