TY - BOOK ED - United Nations Industrial Development Organization. TI - Guide to building an ammonia fertilizer complex / PY - 1969/// CY - New York : PB - United Nations, KW - Chemical plants KW - Design and construction KW - Ammonia as fertilizer N1 - "United Nations publication. Sales no.: E.69.II.B.10."; At head of title: United Nations Industrial Development Organization , Vienna ER -