APA (7th ed.) Citation

Head, R. V. (1964). Real-time business systems. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Head, Robert V. Real-time Business Systems. New York u.a: Holt, Rinehart and Winston, 1964.

MLA (9th ed.) Citation

Head, Robert V. Real-time Business Systems. Holt, Rinehart and Winston, 1964.