Physical Properties of Crystals by J. F. Nye, OUP - N.B. latest edition ISBN: 0198511655
Fundamental basis for the description of material properties using tensors. A complete reference for the major tensor uses.
Tensor Properties of Crystals by D. R. Lovett, IoP - N.B. latest edition ISBN: 0750306262
A much more concise treatment that gives a good overview of tensors in Material Science.