Introduction to Agricultural Economics/ John B. Penson - 6th - Boston: Pearson, 2015 - 428p.: ill. Includes bibliographical references and index book ISBN: 1292073063 Source: purchase Subjects--Personal Names: Oral CappsC. Parr Rosson IIIRichard T. Woodward LC Class. No.: HD1415 / .P374 2015 C.1