TY - BOOK AU - X/Open Company TI - X/Open portability guide / [Vol. 5], Data Management SN - 01368558767 U1 - 005.43 XOP PY - 1988/// CY - Englewood Cliff, N.J. PB - : Prentice Hall, KW - Operating systems (Computers) KW - Computer systems -- Operating systems KW - X/Open Company KW - Computer Science ER -