Παραπομπή APA

Satija, M., & Comasonic, J. P. (1998). Excercises in the 21st edition of the dewey decimal classification. Sterling.

Παραπομπή Chicago Style

Satija, M.P, και John P. Comasonic. Excercises in the 21st Edition of the Dewey Decimal Classification. New Delhi: Sterling, 1998.

Παραπομπή MLA

Satija, M.P, και John P. Comasonic. Excercises in the 21st Edition of the Dewey Decimal Classification. Sterling, 1998.