The agricultural revolution of the 20th century. /
Paarlberg, Don.
The agricultural revolution of the 20th century. / Ron Paarlberg and Philip Paarlberg. - 1st ed. - Iowa: ISP, 2000. - xvi, 154 p. : ill, ; 22 cm
Includes bibliographical references and index.
0-8138-0409-4 9780813804095
338.16 PAA
The agricultural revolution of the 20th century. / Ron Paarlberg and Philip Paarlberg. - 1st ed. - Iowa: ISP, 2000. - xvi, 154 p. : ill, ; 22 cm
Includes bibliographical references and index.
0-8138-0409-4 9780813804095
338.16 PAA