College of Science and Technology. College of Science and Technology annual magazine 2011 / - Rinchending, Phuentsholing, Bhutan : College of Science and Technology, 2011. - vii, 88 p. : ill. (some col. pages and photographs) ; 24 cm. - v.5 June 2011 . ISBN: NA LC Class. No.: GD0094 Dewey Class. No.: A1.5 / CST Gov. Doc. Class. No.: A1.5