APA (7th ed.) Citation

Wirth, N., & Pfeiffer, G. (1985). Programmieren in Modula-2. Springer.

Chicago Style (17th ed.) Citation

Wirth, Niklaus, and G. Pfeiffer. Programmieren in Modula-2. Berlin: Springer, 1985.

MLA (9th ed.) Citation

Wirth, Niklaus, and G. Pfeiffer. Programmieren in Modula-2. Springer, 1985.

Warning: These citations may not always be 100% accurate.