ANDREW BARKLEY PRINCIPLES OF AGRICULTURAL ECONOMIC PRINCIPLES OF AGRICULTURAL ECONOMIC/ANDRE BARKLEY - LONDON ROUTLEDGE 2020 - xxxii, 438p 1ll.; picture.; colour. 24cm INDEX ISBN: 978-0-367-24863-5 Subjects--Topical Terms: LC Class. No.: 338.1 Dewey Class. No.: 338,1