APA (7th ed.) Zitazioa

Welty, E. (1956). Catecismo social. Herder.

Chicago Style (17th ed.) Zitazioa

Welty, Eberhard. Catecismo Social. Barcelona: Herder, 1956.

MLA (9th ed.) Zitazioa

Welty, Eberhard. Catecismo Social. Herder, 1956.