DE BONO EDWARD. (1971). NEW THINK: A REMARKABLE FOR EXPANDING YOUR THINKING POWER. AVON BOOKS.
Lua i Stíl Chicago (17ú heag.)DE BONO EDWARD. NEW THINK: A REMARKABLE FOR EXPANDING YOUR THINKING POWER. NEW YORK: AVON BOOKS, 1971.
Lua MLA (9ú heag.)DE BONO EDWARD. NEW THINK: A REMARKABLE FOR EXPANDING YOUR THINKING POWER. AVON BOOKS, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.