APA (7th ed.) Zitazioa
Chhatwal, G. (1994). Encyclopaedic history of science and technology.: History of science. Anmol publications.
Chicago Style (17th ed.) Zitazioa
Chhatwal, G.R. Encyclopaedic History of Science and Technology.: History of Science. New Delhi: Anmol publications, 1994.
MLA (9th ed.) Zitazioa
Chhatwal, G.R. Encyclopaedic History of Science and Technology.: History of Science. Anmol publications, 1994.
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