Efferson, J. Norman
Principles of farm management / J. Norman Efferson - New York : McGraw-Hill , 1953 - vii, 431p. : ill. ; 22 cm.
Agriculture
Farm management
631 / EFF
Principles of farm management / J. Norman Efferson - New York : McGraw-Hill , 1953 - vii, 431p. : ill. ; 22 cm.
Agriculture
Farm management
631 / EFF