APA (7th ed.) Zitazioa

Markel, M. H. (1988). Technical writing essentials. St. Martin's.

Chicago Style (17th ed.) Zitazioa

Markel, Michael H. Technical Writing Essentials. New York: St. Martin's, 1988.

MLA (9th ed.) Zitazioa

Markel, Michael H. Technical Writing Essentials. St. Martin's, 1988.