APA

(2011). Advanced level training on Soil and leaf testing, water quality management and formulating fertiliser recommendations,6-26 September 2011, Indian Agricultural Research Institute, New Delhi. Kottayam: Rubber Research Institute of India.

Chicago

2011. Advanced level training on Soil and leaf testing, water quality management and formulating fertiliser recommendations,6-26 September 2011, Indian Agricultural Research Institute, New Delhi. Kottayam: Rubber Research Institute of India.

Harvard

(2011). Advanced level training on Soil and leaf testing, water quality management and formulating fertiliser recommendations,6-26 September 2011, Indian Agricultural Research Institute, New Delhi. Kottayam: Rubber Research Institute of India.

MLA

Advanced level training on Soil and leaf testing, water quality management and formulating fertiliser recommendations,6-26 September 2011, Indian Agricultural Research Institute, New Delhi. Kottayam: Rubber Research Institute of India. 2011.