A W Norman & K Schaefer. (1977). Vitamin D: Biochemical, chemical and clinical aspects related to calcium metabolism. Berlin.
Chicago Edition CitationA W Norman and K Schaefer. Vitamin D: Biochemical, Chemical and Clinical Aspects Related to Calcium Metabolism. Berlin, 1977.
MLA Edition CitationA W Norman and K Schaefer. Vitamin D: Biochemical, Chemical and Clinical Aspects Related to Calcium Metabolism. Berlin, 1977.
Warning: These citations may not always be 100% accurate.