3
|
|
|
|
1
|
4
|
|
Agricultural engineering -- Spain -- History -- 20th century. / https://id.loc.gov/authorities/subjects/sh85002313 https://id.loc.gov/authorities/names/n79006971-781 https://id.loc.gov/authorities/subjects/sh2002006165 : Camprubí, Lino,
|
2014
|
1
|
5
|
|
Agricultural engineering -- Study and teaching -- Texas -- College Station. / https://id.loc.gov/authorities/subjects/sh85002313 https://id.loc.gov/authorities/subjects/sh2001008697 https://id.loc.gov/authorities/names/n79059553-781 : Dethloff, Henry C.,
|
2015
|
1
|
6
|
|
Agricultural engineering -- Vocational guidance. / https://id.loc.gov/authorities/subjects/sh85002314 : Stone, Archie Augustus,
|
1963
|
1
|