Sapru, Y. (2000). Happily succesful: Unity of success,Happiness and peace. Book quest.
Chicago-referens (17:e uppl.)Sapru, Y. Happily Succesful: Unity of Success,Happiness and Peace. Mumbai: Book quest, 2000.
MLA-referens (9:e uppl.)Sapru, Y. Happily Succesful: Unity of Success,Happiness and Peace. Book quest, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.