Código do procedimento administrativo : comentado / Mário Esteves de Oliveira, Pedro Costa Gonçalves, João Pacheco de Amorim; colab. Rodrigo Esteves de Oliveira
Production and operations management : manufacturing and services / James B. Dilworth
Communication systems and techniques / Mischa Schwartz, William R. Bennett and Seymour Stein
An introduction to statistical communication theory / David Middleton