APA (7th ed.) Citation

Balls, R. C. (2014). Horticultural engineering technology: Field machinery. NIPA.

Chicago Style (17th ed.) Citation

Balls, R. C. Horticultural Engineering Technology: Field Machinery. New Delhi: NIPA, 2014.

MLA (9th ed.) Citation

Balls, R. C. Horticultural Engineering Technology: Field Machinery. NIPA, 2014.