UNIX Programmer's Manual Vol. 5 Languages and Support Tools Book Reference

UNIX for FORTRAN Programmers (Nutshell Handbooks)

Unix Programmer's Reference - Paperback, by Valley John - Acceptable

UNIX Shell Programmer's Interactive Workbook

UNIX time-sharing system: UNIX programmer's manual

UNIX for Programmers and Users, Graham Glass, 3rd Ed, Hardback, Good

UNIX for Programmers and Users - Paperback, by Glass Graham; Ables - Acceptable

Unix Programmer's Manual Reference Guide 1984 UC Berkeley