/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Economic%20efficiency%22&sort_by=relevance&format=rss 3 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=39502 By SURYANARAYANA RAJU, S K V.
Allahabad Chugh 1987

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=39502 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=57563 By Guo Zhimei.
Agroforestry Systems 2006 .
117-127

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=57563 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=64432 By Guishui Xie.
Proceedings of IRRDB Conference: NR Industry: Responding to Globalization, 7-8 September 2004, Kunming International Convention & Exhibition Center, China. pp.295-298.

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