TY - BOOK ID - 135884476 TI - Milk production : a study of variations in costs 1934/5 to 1938/9 AU - Bridges, Archibald AU - Agricultural economics research institute Oxford PY - 1943 PB - Oxford Agricultural economics research institute DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:135884476 AB - ER -