TY - BOOK AU - Hegarthy, John TI - Hegarty on creativity: There are no rules SN - 9780500517246 U1 - 659.104 HEG-H PY - 2014/// CY - London PB - Thames & Hudson KW - Hegarthy, John-1944-; Creativity in advertising; Creative ability; Advertising-Psychological aspects ER -