Cita APA (7a ed.)

Bogaard, J. (2000). New Happy Days 2. Interactive english (1a. ed.). Richmond Publishing.

Cita Chicago Style (17a ed.)

Bogaard, Jeannine. New Happy Days 2. Interactive English. 1a. ed. Buenos Aires: Richmond Publishing, 2000.

Cita MLA (9a ed.)

Bogaard, Jeannine. New Happy Days 2. Interactive English. 1a. ed. Richmond Publishing, 2000.