APA (7 ম সংস্করণ) উদ্ধৃতি

Davis, J. A. (1996). Encyclopaedia of scientific developments inventions and discoveries. Bhavana Books and Prints.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Davis, J.R. Ainsworth. Encyclopaedia of Scientific Developments Inventions and Discoveries. New Delhi: Bhavana Books and Prints, 1996.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Davis, J.R. Ainsworth. Encyclopaedia of Scientific Developments Inventions and Discoveries. Bhavana Books and Prints, 1996.