Chhatwal, G. (1994). Encyclopaedic history of science and technology.: History of Biology. Anmol publications.
Kopierejuvvon čuohpusbeavdái
Kopieren čuohpusbeavdái ii lihkostuvvan
Chicago-čujuhus (17. p.)
Chhatwal, G.R. Encyclopaedic History of Science and Technology.: History of Biology. New Delhi: Anmol publications, 1994.
Kopierejuvvon čuohpusbeavdái
Kopieren čuohpusbeavdái ii lihkostuvvan
MLA-čujuhus (9. p.)
Chhatwal, G.R. Encyclopaedic History of Science and Technology.: History of Biology. Anmol publications, 1994.
Kopierejuvvon čuohpusbeavdái
Kopieren čuohpusbeavdái ii lihkostuvvan
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.