Blakey, M., & Douglas, M. (1972). Computer mathematics: A complete course for secondary schools. Lloyd O'Neil.
Chicago Style aipamenaBlakey, Martin, and Margaret Douglas. Computer Mathematics: A Complete Course for Secondary Schools. Hawthorn, Vic.: Lloyd O'Neil, 1972.
MLA aipamenaBlakey, Martin, and Margaret Douglas. Computer Mathematics: A Complete Course for Secondary Schools. Lloyd O'Neil, 1972.
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