APA (7th ed.) Citation

Hellerman, H., & Conroy, T. F. (1975). Computer system performance. McGraw-Hill.

Chicago Style (17th ed.) Citation

Hellerman, Herbert, and Thomas F. Conroy. Computer System Performance. N.Y: McGraw-Hill, 1975.

MLA (9th ed.) Citation

Hellerman, Herbert, and Thomas F. Conroy. Computer System Performance. McGraw-Hill, 1975.