National Research Council (Estados Unidos). Subcommittee on Feed Composition, & National Research Council (Estados Unidos). Subcommittee on Feed Composition. (1982). United States-Canadian tables of feed composition. Washington: National Academic Press.
Citación estilo ChicagoNational Research Council (Estados Unidos). Subcommittee on Feed Composition, y National Research Council (Estados Unidos). Subcommittee on Feed Composition. United States-Canadian Tables of Feed Composition. Washington: National Academic Press, 1982.
Cita MLANational Research Council (Estados Unidos). Subcommittee on Feed Composition, y National Research Council (Estados Unidos). Subcommittee on Feed Composition. United States-Canadian Tables of Feed Composition. Washington: National Academic Press, 1982.