APA引文

Watson, C. J., Hawkinson, V., Schwartz, S., & Sutherland, D. (1949). STUDIES OF COPROPORPHYRIN. I. THE PER DIEM EXCRETION AND ISOMER DISTRIBUTION OF COPROPORPHYRIN IN NORMAL HUMAN URINE.

Citação norma Chicago

Watson, Cecil James, Violet Hawkinson, Samuel Schwartz, and Donald Sutherland. STUDIES OF COPROPORPHYRIN. I. THE PER DIEM EXCRETION AND ISOMER DISTRIBUTION OF COPROPORPHYRIN IN NORMAL HUMAN URINE. 1949.

MLA引文

Watson, Cecil James, Violet Hawkinson, Samuel Schwartz, and Donald Sutherland. STUDIES OF COPROPORPHYRIN. I. THE PER DIEM EXCRETION AND ISOMER DISTRIBUTION OF COPROPORPHYRIN IN NORMAL HUMAN URINE. 1949.

警告:這些引文格式不一定是100%准確.