APA (7th ed.) Zitazioa

(1978). The case for competency-based education / by Dale Parnell.

Chicago Style (17th ed.) Zitazioa

The Case for Competency-based Education / by Dale Parnell. 1978.

MLA (9th ed.) Zitazioa

The Case for Competency-based Education / by Dale Parnell. 1978.