APA (7th ed.) Citation

Ehrig, H. (1983). Algebraic concepts applied to software development.

Chicago Style (17th ed.) Citation

Ehrig, Hartmut. Algebraic Concepts Applied to Software Development. Berlin, 1983.

MLA (9th ed.) Citation

Ehrig, Hartmut. Algebraic Concepts Applied to Software Development. 1983.

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