TY - BOOK AU - Coche,A.G. ED - food and agriculture organization of the United Nations TI - Topography for freshwater fish culture SN - 9251025916 AV - ORG TA590 .C63 16/1 PY - 1989/// CY - Rome, Lanham, MD PB - FAO, UNIPUB [distributor] KW - Topographical surveying KW - Fish-culture N1 - Includes bibliographical reference ER -