International rice testing program. (1982). Preliminary report of 1981 IRTP nurseries. Manila: The internatonal rice testing program.
Trích dẫn kiểu ChicagoInternational rice testing program. Preliminary Report of 1981 IRTP Nurseries. Manila: The internatonal rice testing program, 1982.
MLA引文International rice testing program. Preliminary Report of 1981 IRTP Nurseries. Manila: The internatonal rice testing program, 1982.
警告:这些引文格式不一定是100%准确.