APA (7th ed.) Citation

Blaschek, G., & Pomberger, G. (1990). Introduction to programming with Modula-2. Springer-Verlag.

Chicago Style (17th ed.) Citation

Blaschek, Günther, and Gustav Pomberger. Introduction to Programming with Modula-2. Berlin ; New York: Springer-Verlag, 1990.

MLA (9th ed.) Citation

Blaschek, Günther, and Gustav Pomberger. Introduction to Programming with Modula-2. Springer-Verlag, 1990.