Simulation case studies. - Norman Enger (ANSS, 1973)

Communication skills required by computer professionals. - Norman Enger (SIGCPR, 1981)

System analysis and design: a foundation for the 1980's. - Stephen W. Smoliar; William W. Cotterman; J. Daniel Couger; Norman Enger; Frederick G. Harold (ACM SIGSOFT Softw. Eng. Notes, 1983)