FEUER ALAN R. (1982). C PUZZLE BOOK PUZZLES FOR THE C PROGRAMMING LANGUAGE. PRENTICE -HALL INTERNATIONAL, INC.
Lua i Stíl Chicago (17ú heag.)FEUER ALAN R. C PUZZLE BOOK PUZZLES FOR THE C PROGRAMMING LANGUAGE. NEW JERSEY: PRENTICE -HALL INTERNATIONAL, INC, 1982.
Lua MLA (9ú heag.)FEUER ALAN R. C PUZZLE BOOK PUZZLES FOR THE C PROGRAMMING LANGUAGE. PRENTICE -HALL INTERNATIONAL, INC, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.