APA (7th ed.) Citation

Schipper, W. J. d. (1975). Symmetric closed categories. Mathematisch Centrum.

Chicago Style (17th ed.) Citation

Schipper, W. J. de. Symmetric Closed Categories. Amsterdam: Mathematisch Centrum, 1975.

MLA (8th ed.) Citation

Schipper, W. J. de. Symmetric Closed Categories. Mathematisch Centrum, 1975.