Citazione Stile APA (7a Edizione)

Hibbard, A., & Frenz, H. (1954). Writers of the Western World (2d ed., by Horst Frenz,..). Houghton Mifflin.

Citazione stile Chigago Style (17a edizione)

Hibbard, Addison, e Horst Frenz. Writers of the Western World. 2d ed., by Horst Frenz,.. Boston: Houghton Mifflin, 1954.

Citatione MLA (8a ed.)

Hibbard, Addison, e Horst Frenz. Writers of the Western World. 2d ed., by Horst Frenz,.. Houghton Mifflin, 1954.