APA引文

Dr. N Karunakaran. Change in Croppiong Pattern and Food security: Challenge to poor population- Kerala Experience.

Chicago Edition Citation

Dr. N Karunakaran. Change in Croppiong Pattern and Food Security: Challenge to Poor Population- Kerala Experience.

MLA引文

Dr. N Karunakaran. Change in Croppiong Pattern and Food Security: Challenge to Poor Population- Kerala Experience.

警告：這些引文格式不一定是100％准確.