Tohutoro APA (7th ed.)

Alert C. Fries. (1974). Applied secretarial procedures. McGraw-Hill.

Tohutoru Kātū Chicago (17th ed.)

Alert C. Fries. Applied Secretarial Procedures. New York: McGraw-Hill, 1974.

Tohutoro MLA (9th ed.)

Alert C. Fries. Applied Secretarial Procedures. McGraw-Hill, 1974.