The Cambridge Advanced Learner's Dictionary is the ideal dictionary for advanced EFL/ESL learners. Easy to use and with a great CD-ROM - the perfect learner's d
The Oxford English Dictionary is the internationally recognized authority on the evolution of the English language from 1150 to the present day. The Dictionary
Time is a complex notion that includes a logical procedure for determining the stages of a process(event) and logical information(data) necessary to perform suc