Cita APA (7a ed.)

Lobo, M. J., & Subirà, P. (2000). Super Bus 3: Primary 3rd cycle. Heinemann ELT.

Cita Chicago Style (17a ed.)

Lobo, María José, y Pepita Subirà. Super Bus 3: Primary 3rd Cycle. Oxford: Heinemann ELT, 2000.

Cita MLA (9a ed.)

Lobo, María José, y Pepita Subirà. Super Bus 3: Primary 3rd Cycle. Heinemann ELT, 2000.