Take off in Portuguese [from complete beginner to intermediate level in 14 easy-to-understand units : the easiest way to learn Portuguese] /

由 Harland, Michael., Saldanha de Brito, Ana.
出版 2001

Portuguese coursebook : [learn step-by-step with 40 lessons : grammar & usage explained throughout : includes comprehensive reference sections] /

出版 1993

Portuguese [a complete course in understanding speaking and writing] /

由 Cook, Manuela.
出版 2001