Great Britain. Macdonald Educational. (1974). Trigonometry. Macdonald Educational.
Citación estilo ChicagoGreat Britain. Macdonald Educational. Trigonometry. London: Macdonald Educational, 1974.
Cita MLAGreat Britain. Macdonald Educational. Trigonometry. Macdonald Educational, 1974.
Warning: These citations may not always be 100% accurate.