APA stil citiranja

Schubert, H., & Gray, E. (1972). Categories: Categories (1. izd.). Berlin: Springer Verlag.

Chicago stil citiranja

Schubert, Horst, and Eva Gray. Categories: Categories. 1. izd. Berlin: Springer Verlag, 1972.

MLA stil citiranja

Schubert, Horst, and Eva Gray. Categories: Categories. 1. izd. Berlin: Springer Verlag, 1972.

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