Cita APA (7a ed.)
Philip S. (2013). "What may words say, or what may words not say". Лань.
Cita Chicago Style (17a ed.)Philip S. "What May Words Say, or What May Words Not Say". Санкт-Петербург: Лань, 2013.
Cita MLA (8a ed.)Philip S. "What May Words Say, or What May Words Not Say". Лань, 2013.
Precaución: Estas citas no son 100% exactas.