Cita APA

Roberts, R., Gakonga, J., & Preshous, A. (2004). IELTS foundation: Student's book. Macmillan Education.

Citación estilo Chicago

Roberts, Rachael, Joanne Gakonga, and Andrew Preshous. IELTS Foundation: Student's Book. Oxford: Macmillan Education, 2004.

Cita MLA

Roberts, Rachael, et al. IELTS Foundation: Student's Book. Macmillan Education, 2004.

Warning: These citations may not always be 100% accurate.