Citazione Stile APA (7a Edizione)

Youngberg, N. R. (1970). Under sealed orders The history of Gus Youngberg. Pacific Press.

Citazione stile Chigago Style (17a edizione)

Youngberg, Norma R. Under Sealed Orders The History of Gus Youngberg. Pacific Press, 1970.

Citatione MLA (9a ed.)

Youngberg, Norma R. Under Sealed Orders The History of Gus Youngberg. Pacific Press, 1970.