Haezrahi, P. (1954). The contemplative activity: Eight lectures on aesthetics. Allen and Unwin.
Chicago-referens (17:e uppl.)Haezrahi, Pepita. The Contemplative Activity: Eight Lectures on Aesthetics. London: Allen and Unwin, 1954.
MLA-referens (8:e uppl.)Haezrahi, Pepita. The Contemplative Activity: Eight Lectures on Aesthetics. Allen and Unwin, 1954.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.