Strak John Measurement of agricultural proctection Strak John - London Trade Policy Research Centre UK 1982 - xvi, 120p. Bib p. 117-20,Appendix p. 64-116 cm. ISBN: 0333324803 Source: General Book Subjects--Topical Terms: Agricultural Industry Dewey Class. No.: X9(J):531.3.N7, M2