Wilson, E. B. (1952). An introduction to scientific research. Mc.Graw Hill.
Chicago-čujuhus (17. p.)Wilson, E. Bright. An Introduction to Scientific Research. New York: Mc.Graw Hill, 1952.
MLA-čujuhus (9. p.)Wilson, E. Bright. An Introduction to Scientific Research. Mc.Graw Hill, 1952.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.