Schwab, Glenn O. Frevert, Richard K.
Elementary soil and water engineering - 3d ed. - Malabar Krieger 1985 - 356 p.
0-89464-833-0
SOIL CONSERVATION
WATER CONSERVATION
626.8 / S4
Elementary soil and water engineering - 3d ed. - Malabar Krieger 1985 - 356 p.
0-89464-833-0
SOIL CONSERVATION
WATER CONSERVATION
626.8 / S4