APA引文

OMS. Requirements of vitamin A, iron folate and vitamin B12. Geneva: OMS.

Trích dẫn kiểu Chicago

OMS. Requirements of Vitamin A, Iron Folate and Vitamin B12. Geneva: OMS.

MLA引文

OMS. Requirements of Vitamin A, Iron Folate and Vitamin B12. Geneva: OMS.

警告:這些引文格式不一定是100%准確.