Structured programming and problem solving with Pl/l. /
Introduction to structured programming, using PL/I and SP/k /
A primer on disciplined programming using PL/I, PL/CS, and PL/CT /
Structured programming /
Taľafatky PL+S /
A Guide to PL/M programming for microcomputer applications /
The desing of well-structured and correct programs /
PL/I For the IBM 360 /
Programovací jazyk PL/I /
Popis jazyka PL/I.
PL/1 : popis jazyka /
Data structures and programming techniques /
A structured approach to programming /
The structure and design of programming languages /
Algorithms + Data Structures = Programs /
Elements of structured Cobol programming.
Programmieren in PL 1 /
Programmierung in PL/1 /
Structured programming with PL/I /