Also available via Internet from the ERS web site (PDF file only). Address as of 1/18/00: http://www.econ.ag.gov/epubs/pdf/aer754/; current access is available via PURL.
Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., [1997] 1 microfiche : negative.