Cita APA (7a ed.)

Lovis, K. A., Franco, V. S., & Barros, R. M. d. O. (2014). Difficulties and barriers presented by a group of Math teachers in the study of Hyperbolic Geometry. Universidade Estadual de Campinas.

Cita Chicago Style (17a ed.)

Lovis, Karla Aparecida, Valdeni Soliani Franco, y Rui Marcos de Oliveira Barros. Difficulties and Barriers Presented by a Group of Math Teachers in the Study of Hyperbolic Geometry. Universidade Estadual de Campinas, 2014.

Cita MLA (9a ed.)

Lovis, Karla Aparecida, et al. Difficulties and Barriers Presented by a Group of Math Teachers in the Study of Hyperbolic Geometry. Universidade Estadual de Campinas, 2014.