DEBONO EDWARD. (1983). FIVE-DAY COURSE IN THINKING. PENGUIN BOOKS INDIA (P) LTD.
Chicago-čujuhus (17. p.)DEBONO EDWARD. FIVE-DAY COURSE IN THINKING. NEW YORK: PENGUIN BOOKS INDIA (P) LTD, 1983.
MLA-čujuhus (9. p.)DEBONO EDWARD. FIVE-DAY COURSE IN THINKING. PENGUIN BOOKS INDIA (P) LTD, 1983.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.