Ulloa, R. S. (1985). Harrell Cattle Co. feedlot personnel training manual operation procedures. [publisher not identified].
Chicago Style (17th ed.) CitationUlloa, Roberto Samuel. Harrell Cattle Co. Feedlot Personnel Training Manual Operation Procedures. [Place of publication not identified]: [publisher not identified], 1985.
MLA (9th ed.) CitationUlloa, Roberto Samuel. Harrell Cattle Co. Feedlot Personnel Training Manual Operation Procedures. [publisher not identified], 1985.
Warning: These citations may not always be 100% accurate.