Irrigation and drainage - R.K. Sivanappan; K.R. Karai Gowder Sivanappan (Madras Popular Book Depot, 1977)
R.K. Sivanappan; K.R. Karai Gowder & Sivanappan: Irrigation and drainage. Madras. Popular Book Depot, 1977.--(631.7SIV)
ENGLISH