Gaya APA

Sitompul, M. (2011). WHO Expert Committee on Biological Standardization ( WHO Technical Report Series 962 ) (Fifty-Seventh Report). Geneva: WHO press.

Gaya MLA

Sitompul, Marudut,{et.al}. "WHO Expert Committee on Biological Standardization ( WHO Technical Report Series 962 )". Fifty-Seventh Report Geneva: WHO press, 2011. Text.