Laufer, I. (1979). Double contrast gastrointestinal radiology. Saunders Company.
Chicago Style (17th ed.) CitationLaufer, Igor. Double Contrast Gastrointestinal Radiology. Philadelphia: Saunders Company, 1979.
MLA citiranjeLaufer, Igor. Double Contrast Gastrointestinal Radiology. Saunders Company, 1979.
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