APA (7th ed.) Citation

Bakker, J. W. d., & Roever, W. d. (1972). A calculus for recursive program schemes. Mathematisch Centrum.

Chicago Style (17th ed.) Citation

Bakker, Jacobus W. de, and Willem-Paul de Roever. A Calculus for Recursive Program Schemes. Amsterdam: Mathematisch Centrum, 1972.

MLA (9th ed.) Citation

Bakker, Jacobus W. de, and Willem-Paul de Roever. A Calculus for Recursive Program Schemes. Mathematisch Centrum, 1972.