APA Style

Whitley, A, S., Clark, K, C. (2005). Clark's positioning in radiography (12th ed.). London :;New York, NY :: Hodder Arnold ;;Distributed in the U.S. of America by Oxford University Press,.

MLA Style

Whitley, A., S.., Clark, Kathleen, C.. "Clark's positioning in radiography". 12th ed. London :;New York, NY :: Hodder Arnold ;;Distributed in the U.S. of America by Oxford University Press,, 2005. Text.