Tohutoro APA (7th ed.)

Lawlor Steven C. (1990). Computer information systems (ed.). Harcourt Brace Jovanovich.

Tohutoru Kātū Chicago (17th ed.)

Lawlor Steven C. Computer Information Systems. ed. New York: Harcourt Brace Jovanovich, 1990.

Tohutoro MLA (9th ed.)

Lawlor Steven C. Computer Information Systems. ed. Harcourt Brace Jovanovich, 1990.