"Supersedes 'Graphic analysis in agricultural economics', Agriculture handbook no. 128"--P. ii. "Issued November 1966"--P. ii. Includes bibliographical references (p. 78).
Series:
Agriculture handbook / United States Department of Agriculture ; no. 326
OCLC:
(OCoLC)14954414
Locations:
OVUX522 -- University of Iowa Libraries (Iowa City)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.