APA استشهاد

Tyagi, S. K. (2004). Teaching of arithematic. Commonwealth Publishers.

استشهاد بنمط شيكاغو

Tyagi, S K. Teaching of Arithematic. New Delhi: Commonwealth Publishers, 2004.

MLA استشهاد

Tyagi, S K. Teaching of Arithematic. Commonwealth Publishers, 2004.