APA-čujuhus (7. p.)

Howel, D. (2007). Statistical methods for psychology (6th.). Thomson.

Chicago-čujuhus (17. p.)

Howel, D. Statistical Methods for Psychology. 6th. Australia: Thomson, 2007.

MLA-čujuhus (9. p.)

Howel, D. Statistical Methods for Psychology. 6th. Thomson, 2007.

Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.