APA ציטוט

Robertson, H. D., & Polk, H. C. (1975). Blood transfusions in elective operations: Comparison of whole blood versus packed red cells.

Citação norma Chicago

Robertson, H D., and H C. Polk. Blood Transfusions in Elective Operations: Comparison of Whole Blood Versus Packed Red Cells. 1975.

ציטוט MLA

Robertson, H D., and H C. Polk. Blood Transfusions in Elective Operations: Comparison of Whole Blood Versus Packed Red Cells. 1975.