z/OS V2R2 Language Environment Runtime Messages
IBM
CICS TS for z/OS: CICS Front End Programming Interface User™s ...
CICSVR User's Guide
z/VSE V3R1.0 Guide to System Functions
XL C/C++: Migration Guide
Astronomy 101: From the Sun and Moon to Wormholes and Warp Drive, ...
Carolyn Collins Petersen