APA引文

Wills, M. R. (1969). The urinary calcium/creatinine ratio as a measure of urinary calcium excretion.

Citação norma Chicago

Wills, M. R. The Urinary Calcium/creatinine Ratio As a Measure of Urinary Calcium Excretion. 1969.

MLA引文

Wills, M. R. The Urinary Calcium/creatinine Ratio As a Measure of Urinary Calcium Excretion. 1969.

警告：這些引文格式不一定是100％准確.