Gustafsen , Robert J .
Fundamentals of Electricity for Agriculture / - 1 / - Connecticut : AVI Publishing Co , 1980. - 294 ; .
0-87055-327-5
621.3 / GUS/FO
Fundamentals of Electricity for Agriculture / - 1 / - Connecticut : AVI Publishing Co , 1980. - 294 ; .
0-87055-327-5
621.3 / GUS/FO