APA (7th ed.) Citation

.Sølvberg, A., .Kung, D., & .Solvberg, A. (1993). Information systems engineering: An introduction. Springer-Verlag.

Chicago Style (17th ed.) Citation

.Sølvberg, A., D.C .Kung, and A. .Solvberg. Information Systems Engineering: An Introduction. Berlin ; New York: Springer-Verlag, 1993.

MLA (9th ed.) Citation

.Sølvberg, A., et al. Information Systems Engineering: An Introduction. Springer-Verlag, 1993.