Vowels, R. A. Introduction to PL/I, Algorithms, and Structured Programming , 3rd Ed., Sept. 1997, ISBN 0-9596384-9-0.

(1997)

Languages mentioned

  • PL/I {1964} Programming Language One
  • RD Dowsing and R Elliott (1997) RD Dowsing and R Elliott "Programming a bounded buffer using the object and path expression constructs of Path Pascal" pp423-429