Nuthall
     Farm business management: analysis of farming systems: textbook / Peter L. Nuthall. — Oxfordshire, UK: CABI, 2011. — 453с.. — ISBN 978-1-84593-839-0: 7325. 64
УДК 658(075.8) 631.1(075.8)
ч/з1 — 658(075.8) / N96 [167911]