Valderrama, J. H. (1982). An improvised electric device and suggested laboratory activities to teach the effects of electricity on certain physiological processes in selected seeds.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিValderrama, Josefina Husayan. An Improvised Electric Device and Suggested Laboratory Activities to Teach the Effects of Electricity on Certain Physiological Processes in Selected Seeds. 1982.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিValderrama, Josefina Husayan. An Improvised Electric Device and Suggested Laboratory Activities to Teach the Effects of Electricity on Certain Physiological Processes in Selected Seeds. 1982.
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