Παραπομπή APA

International rice testing program. (1982). Preliminary report of 1981 IRTP nurseries. Manila: The internatonal rice testing program.

Παραπομπή Chicago Style

International rice testing program. Preliminary Report of 1981 IRTP Nurseries. Manila: The internatonal rice testing program, 1982.

Παραπομπή MLA

International rice testing program. Preliminary Report of 1981 IRTP Nurseries. Manila: The internatonal rice testing program, 1982.

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