Proposatutako topikoa bilaketarako iradokizunak
Proposatutako topikoa bilaketarako iradokizunak
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1Ames, Agricultural Extension Service, Iowa State College.15 v. maps, tables. 28 cm.Gaiak: “...Agriculture Economic aspects Iowa....”
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2[Lahore, The Civil and military gazette, ltd., etc.]v. maps, tables, diagrs. 25 cm.Gaiak: “...Agriculture Economic aspects India Punjab....”