APA (7th ed.) Citation

Bolton, N. (1977). Concept formation (1. ed.). Pergamon Pr.

Chicago Style (17th ed.) Citation

Bolton, Neil. Concept Formation. 1. ed. Oxford [u.a.]: Pergamon Pr, 1977.

MLA (9th ed.) Citation

Bolton, Neil. Concept Formation. 1. ed. Pergamon Pr, 1977.