House, S. (1999). Rocket!. Pupil`s Book 1 (1a. ed.). Richmond Publishing.
Cita Chicago (17th ed.)House, Susan. Rocket!. Pupil`s Book 1. 1a. ed. Madrid: Richmond Publishing, 1999.
Cita MLA (9th ed.)House, Susan. Rocket!. Pupil`s Book 1. 1a. ed. Richmond Publishing, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.