TY - GEN AU - Schildt,Herbert TI - Using the models 50 and 60 SN - 0078813085 (pbk.) U1 - 001.642 PY - 1988/// CY - Berkeley, Calif. PB - Osborne McGraw-Hill KW - IBM Personal System/2 Model 50 (Computer) KW - IBM Personal System/2 Model 60 (Computer) N1 - Includes index ER -