Παραπομπή APA

Joseph H W B. (2009). Introduction to logic. Bharatiya Kala Prakashan.

Παραπομπή Chicago Style

Joseph H W B. Introduction to Logic. Delhi: Bharatiya Kala Prakashan, 2009.

Παραπομπή MLA

Joseph H W B. Introduction to Logic. Bharatiya Kala Prakashan, 2009.