APA (7th ed.) Citation

Gruenberger, F. J. 1. e. (1973). Effective vs. efficient computing. Prentice-Hall.

Chicago Style (17th ed.) Citation

Gruenberger, Fred Joseph 1918- ed. Effective Vs. Efficient Computing. Englewood Cliffs, N.J: Prentice-Hall, 1973.

MLA (9th ed.) Citation

Gruenberger, Fred Joseph 1918- ed. Effective Vs. Efficient Computing. Prentice-Hall, 1973.