TY - BOOK ED - Wharton School. ED - United States. TI - Capital requirements and operating ratios: the agricultural machinery industry, 1950 and 1951 T2 - BLS report AV - HD8051 .A7876 no. 25 PY - 1954/// CY - [Washington PB - U.S. Govt. Print. Off.] KW - Agricultural machinery industry KW - United States KW - Profit ER -