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Cambridge proficiency examination practice 1 : Student's book / Leo Jones
United Kingdom : Cambridge University Press, 1984
138 p. : ill. ; 25 cm.



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Cambridge proficiency examination practice 5 / University of Cambridge Local Examinations Syndicate.
Cambridge : Cambridge University Press, 1995.
80 p. ; 19 cm.
University of Cambridge.


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Cambridge proficiency examination practice 5 : Student's book / University of Cambridge - Local Examinations Syndicate.
Cambridge : Cambridge University Press, 1996.
v, 127 p. ; 24 cm.
University of Cambridge : Local Examinations Syndicate.