Modeling, Synthesis, and Rapid Prototyping with the VERILOG (TM) HDL

Circuit Design With VHDL by Volnei A. Pedroni

Introductory VHDL: From Simulation to Synthesis

Circuit Design and Simulation with VHDL (Mit Press)

A VHDL Primer

Digital Design with CPLD Applications and VHDL - Hardcover - ACCEPTABLE

A Course in Digital Signal Processing - Paperback By Porat, Boaz - GOOD

Digital Design with CPLD Applications and VHDL [With CD-ROM] by Dueck, Robert