Cita APA (7th ed.)
William W. (2013). Influence of Natural Objects. Лань.
Cita Chicago (17th ed.)William W. Influence of Natural Objects. Санкт-Петербург: Лань, 2013.
Cita MLA (8th ed.)William W. Influence of Natural Objects. Лань, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.