Soil and water conservation engineering - Schwab, Glenn Orville,|d1919-.; Frevert, Richard K.|tSoil and water conservation engineering (Quezon City JMC Press, 1993)
Previous 2 editions published in 1955 and 1966 entered under R. K. Frevert
A reprint of the same ed. published by Wiley, New York.
Reprinted under authority of Presidential Decree No. 285, as amended by PD nos. 400 %1203.
Keywords: Agricultural engineering; Soil conservation; Water conservation