APA (7th ed.) Citation

Hellman, G. (1989). Mathematics without numbers: Towards a modal-structural interpretation. Clarendon.

Chicago Style (17th ed.) Citation

Hellman, Geoffrey. Mathematics Without Numbers: Towards a Modal-structural Interpretation. Oxford: Clarendon, 1989.

MLA (9th ed.) Citation

Hellman, Geoffrey. Mathematics Without Numbers: Towards a Modal-structural Interpretation. Clarendon, 1989.

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