एपीए उद्धरण

Tiwari, K. N. (2000). Potash in Indian farming: For balance, quality, efficiency and top yields. PPI.

शिकागो स्टाइल उद्धरण

Tiwari, K N. Potash in Indian Farming: For Balance, Quality, Efficiency and Top Yields. Haryana: PPI, 2000.

एमएलए उद्धरण

Tiwari, K N. Potash in Indian Farming: For Balance, Quality, Efficiency and Top Yields. PPI, 2000.