APA (7th ed.) Citation

Della Volpe, G. (1980). Logic as a positive science (1. publ.). NLB.

Chicago Style (17th ed.) Citation

Della Volpe, Galvano. Logic as a Positive Science. 1. publ. London: NLB, 1980.

MLA (9th ed.) Citation

Della Volpe, Galvano. Logic as a Positive Science. 1. publ. NLB, 1980.

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