APA aipamena

BARKER ALAN. (1996). CREATIVITY FOR MANAGERS. EXCEL BOOK.

Chicago Style aipamena

BARKER ALAN. CREATIVITY FOR MANAGERS. NEW DELHI: EXCEL BOOK, 1996.

MLA aipamena

BARKER ALAN. CREATIVITY FOR MANAGERS. EXCEL BOOK, 1996.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.