APA (7th ed.) Citation

Betti, R. (1985). Closed bicategories and variable category theory.

Chicago Style (17th ed.) Citation

Betti, Renato. Closed Bicategories and Variable Category Theory. Milano, 1985.

MLA (9th ed.) Citation

Betti, Renato. Closed Bicategories and Variable Category Theory. 1985.

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