Davis, J. A. (1996). Encyclopaedia of scientific developments inventions and discoveries. Bhavana Books and Prints.
Chicago-Zitierstil (17. Ausg.)Davis, J.R. Ainsworth. Encyclopaedia of Scientific Developments Inventions and Discoveries. New Delhi: Bhavana Books and Prints, 1996.
MLA-Zitierstil (9. Ausg.)Davis, J.R. Ainsworth. Encyclopaedia of Scientific Developments Inventions and Discoveries. Bhavana Books and Prints, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.