APA aipamena

Gopalakrishnan tr & Alexander d. (2013). Crop varities of kau. Directorate of research.

Chicago Style aipamena

Gopalakrishnan tr and Alexander d. Crop Varities of Kau. Vellanikkara: Directorate of research, 2013.

MLA aipamena

Gopalakrishnan tr and Alexander d. Crop Varities of Kau. Directorate of research, 2013.