Naylor, T. H., & Vernon, J. M. (1969). Managerial economics: Managerial economics. McGraw-Hill.
Chicago-čujuhus (17. p.)Naylor, Thomas H., juo John M. Vernon. Managerial Economics: Managerial Economics. New York: McGraw-Hill, 1969.
MLA-čujuhus (9. p.)Naylor, Thomas H., juo John M. Vernon. Managerial Economics: Managerial Economics. McGraw-Hill, 1969.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.