Gaya APA

Chiri, J, A. (1987). Houghton Mifflin Typewriting Keyboard Mastery And Applications : Personal Business Vocational Technical,Complete Course . Boston: Houghton Miffin Company.

Gaya MLA

Chiri, Judith, A. "Houghton Mifflin Typewriting Keyboard Mastery And Applications : Personal Business Vocational Technical,Complete Course". Boston: Houghton Miffin Company, 1987. Text.