MacDOUGALL, E. B. (1976). Computer programming for spatial problems. Edward Arnold.
Chicago-čujuhus (17. p.)MacDOUGALL, E. Bruce. Computer Programming for Spatial Problems. London: Edward Arnold, 1976.
MLA-čujuhus (9. p.)MacDOUGALL, E. Bruce. Computer Programming for Spatial Problems. Edward Arnold, 1976.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.