APA引文

Mila Medina Ramos. (1978). International bibliography on cropping systems 1976. Manila: IRRI.

Trích dẫn kiểu Chicago

Mila Medina Ramos. International Bibliography On Cropping Systems 1976. Manila: IRRI, 1978.

MLA引文

Mila Medina Ramos. International Bibliography On Cropping Systems 1976. Manila: IRRI, 1978.

警告：这些引文格式不一定是100％准确.