GHILDAYAL B P, TRIPATHI R P, . (2017). SOIL PHYSICS. New Delhi: New Age International (P) LTD., Publishers.
GHILDAYAL B P, TRIPATHI R P, . 2017. SOIL PHYSICS. New Delhi: New Age International (P) LTD., Publishers.
GHILDAYAL B P, TRIPATHI R P, . SOIL PHYSICS. New Delhi: New Age International (P) LTD., Publishers. 2017.