Lua APA (7ú heag.)
ebrary, Inc, & Berkowitz, C. D. (2012). Berkowitz's pediatrics: A primary care approach (4th ed.). American Academy of Pediatrics.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Carol D. Berkowitz. Berkowitz's Pediatrics: A Primary Care Approach. 4th ed. [Elk Grove Village, Ill.?]: American Academy of Pediatrics, 2012.
Lua MLA (9ú heag.)
ebrary, Inc, agus Carol D. Berkowitz. Berkowitz's Pediatrics: A Primary Care Approach. 4th ed. American Academy of Pediatrics, 2012.
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