Cita APA (7a ed.)

Ottolina, J. C. (2007). Log in one: Teacher's book.

Cita Chicago Style (17a ed.)

Ottolina, Juan Carlos. Log in One: Teacher's Book. Martínez, 2007.

Cita MLA (9a ed.)

Ottolina, Juan Carlos. Log in One: Teacher's Book. 2007.