Excerpta medica. Section 21: Human developmental biology. Amsterdam: Excerpta Medica Foundation.
Chicago Style CitationExcerpta Medica. Section 21: Human Developmental Biology. Amsterdam: Excerpta Medica Foundation.
MLA CitationExcerpta Medica. Section 21: Human Developmental Biology. Amsterdam: Excerpta Medica Foundation.
Warning: These citations may not always be 100% accurate.