Cita APA (7th ed.)
Seltzer, R., & Ochs, H. L. (2010). Gratuity: A contextual understanding of tipping norms from the perspective of tipped employees. Rowman & Littlefield.
Cita Chicago (17th ed.)
Seltzer, Richard, i Holona LeAnne Ochs. Gratuity: A Contextual Understanding of Tipping Norms from the Perspective of Tipped Employees. Lanham, Md.: Rowman & Littlefield, 2010.
Cita MLA (9th ed.)
Seltzer, Richard, i Holona LeAnne Ochs. Gratuity: A Contextual Understanding of Tipping Norms from the Perspective of Tipped Employees. Rowman & Littlefield, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.