APA (7th ed.) Citation

Krömer, R. (2007). Tool and Object: A History and Philosophy of Category Theory. Birkhäuser Basel.

Chicago Style (17th ed.) Citation

Krömer, Ralf. Tool and Object: A History and Philosophy of Category Theory. Basel: Birkhäuser Basel, 2007.

MLA (8th ed.) Citation

Krömer, Ralf. Tool and Object: A History and Philosophy of Category Theory. Birkhäuser Basel, 2007.

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