Edited by Swallow, R. A. (1989). Clark's positioning in radigraphy (11th ed.). CBS.
Chicago Style (17th ed.) CitationEdited by Swallow, R. A. Clark's Positioning in Radigraphy. 11th ed. Delhi: CBS, 1989.
MLA (9th ed.) CitationEdited by Swallow, R. A. Clark's Positioning in Radigraphy. 11th ed. CBS, 1989.
Warning: These citations may not always be 100% accurate.