Cita APA (7th ed.)

ebrary, Inc, Amoretti, M. C., & Preyer, G. (2011). Triangulation: From an epistemological point of view. Ontos Verlag.

Cita Chicago (17th ed.)

ebrary, Inc, Maria Cristina Amoretti, i Gerhard Preyer. Triangulation: From an Epistemological Point of View. Frankfurt: Ontos Verlag, 2011.

Cita MLA (9th ed.)

ebrary, Inc, et al. Triangulation: From an Epistemological Point of View. Ontos Verlag, 2011.