Gass, S. I. (1969). Linear Programming: Methods and applications (3rd ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Gass, Saul I. Linear Programming: Methods and Applications. 3rd ed. New York: McGraw-Hill, 1969.
MLA-čujuhus (9. p.)Gass, Saul I. Linear Programming: Methods and Applications. 3rd ed. McGraw-Hill, 1969.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.