APA (7th ed.) Citation

Perry, W. E., Grodman, L. K., & Kerr, E. F. (1977). Effective methods of EDP quality assurance. Q.E.D. Information Sciences.

Chicago Style (17th ed.) Citation

Perry, William E., Lawrence K. Grodman, and Edwin F. Kerr. Effective Methods of EDP Quality Assurance. Wellesley, Mass.: Q.E.D. Information Sciences, 1977.

MLA (9th ed.) Citation

Perry, William E., et al. Effective Methods of EDP Quality Assurance. Q.E.D. Information Sciences, 1977.