WHP WHITEHEAD, A. (1964). Planning, estimating and retefixing; for. Pitman.
Chicago-čujuhus (17. p.)WHP WHITEHEAD, A.C. Planning, Estimating and Retefixing; for. London: Pitman, 1964.
MLA-čujuhus (9. p.)WHP WHITEHEAD, A.C. Planning, Estimating and Retefixing; for. Pitman, 1964.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.