APA (7th ed.) Citation

Ekman, T., & Froeberg, C. (1965). Introduction to Algol programming. Studentenlitteratur.

Chicago Style (17th ed.) Citation

Ekman, Torgil, and Carl-Erik Froeberg. Introduction to Algol Programming. Lund: Studentenlitteratur, 1965.

MLA (9th ed.) Citation

Ekman, Torgil, and Carl-Erik Froeberg. Introduction to Algol Programming. Studentenlitteratur, 1965.

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