1. CK Chui (ed.).Wavelets: a Tutorial in Theory and Applications. Academic Press. Boston, 1992. It is a collection of expository articles about wavelets and related topics.
2. Y Meyer.Wavelets: Algorithms and Applications. Society for Industrial and Applied Mathemtatics. Philadelphia, 1993. It covers the wavelet theory and its applications on a somewhat higher mathematical level.
3. R S Strichartz. How to make wavelets.American Mathematical Monthly. Vol. 100. pp. 539–556, 1993. It is a good short exposition of the techniques for constructing waves.
4. J J Benedetto and M W Frazier (eds.).Wavelets: Mathematics and Applications. CRC Press. Boca Raton, Florida, 1994. It is a collection of expository articles about wavelets and related topics.
5. E Hernandez and G Weiss.A First Course on Wavelets. CRC Press. Boca Raton, Florida, 1996. It is a fine introductory treatise on wavelet theory.