APA aipamena

Beamer, E. K. (1956). Effective secretarial practices (3rd ed.).

Chicago Style aipamena

Beamer, Esther Kihn. Effective Secretarial Practices. 3rd ed. 1956.

MLA aipamena

Beamer, Esther Kihn. Effective Secretarial Practices. 3rd ed. 1956.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.