APA استشهاد

Alli Anirudhan. (1997). Environmental awareness in relation to achievement in biology of standard X pupils.

استشهاد بنمط شيكاغو

Alli Anirudhan. Environmental Awareness in Relation to Achievement in Biology of Standard X Pupils. 1997.

MLA استشهاد

Alli Anirudhan. Environmental Awareness in Relation to Achievement in Biology of Standard X Pupils. 1997.

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