APA (7th ed.) Zitazioa

Koller, C. W. (1962). Expository preaching without notes. Baker.

Chicago Style (17th ed.) Zitazioa

Koller, Charles W. Expository Preaching Without Notes. Michigan: Baker, 1962.

MLA (9th ed.) Zitazioa

Koller, Charles W. Expository Preaching Without Notes. Baker, 1962.