APA (7th ed.) Citation

Engelfriet, J. (1974). Simple program schemes and formal languages. Springer. https://doi.org/10.1007/3-540-06953-4

Chicago Style (17th ed.) Citation

Engelfriet, Joost. Simple Program Schemes and Formal Languages. Berlin [u.a.]: Springer, 1974. https://doi.org/10.1007/3-540-06953-4.

MLA (9th ed.) Citation

Engelfriet, Joost. Simple Program Schemes and Formal Languages. Springer, 1974. https://doi.org/10.1007/3-540-06953-4.