Ramana, B. (2016). Higher Engineering Mathematics (1st.). McGraw Hill.
Chicago-čujuhus (17. p.)Ramana, B.V. Higher Engineering Mathematics. 1st. Chennai: McGraw Hill, 2016.
MLA-čujuhus (9. p.)Ramana, B.V. Higher Engineering Mathematics. 1st. McGraw Hill, 2016.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.