APA استشهاد

Singh,UTtam Kumar, & Nayak,A K. (1997). Teaching of Science. Commonwealth Publishers.

استشهاد بنمط شيكاغو

Singh,UTtam Kumar, و Nayak,A K. Teaching of Science. New Delhi: Commonwealth Publishers, 1997.

MLA استشهاد

Singh,UTtam Kumar, و Nayak,A K. Teaching of Science. Commonwealth Publishers, 1997.