APA استشهاد

IRRI. (1984). Cropping systems training series: Growth stages and management in maize. Manila: IRRI.

استشهاد بنمط شيكاغو

IRRI. Cropping Systems Training Series: Growth Stages and Management in Maize. Manila: IRRI, 1984.

MLA استشهاد

IRRI. Cropping Systems Training Series: Growth Stages and Management in Maize. Manila: IRRI, 1984.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.