APA
Roy, . (1985). Materials And Devices. MvGraw HillBook Company, New york: .
Chicago
Roy, . 1985. Materials And Devices. MvGraw HillBook Company, New york: .
Harvard
Roy, . (1985). Materials And Devices. MvGraw HillBook Company, New york: .
MLA
Roy, . Materials And Devices. MvGraw HillBook Company, New york: . 1985.