WALKER, J. S. (2004). Physics. Pearson Education.
Chicago-čujuhus (17. p.)WALKER, James S. Physics. Pearson Education, 2004.
MLA-čujuhus (9. p.)WALKER, James S. Physics. Pearson Education, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.