what are the two ways of classying reference materials in the library?? hurry…?

this is my assignment on my english111 course.

1) library of congress classifcation system
2) dewey decimal system

One Response to “what are the two ways of classying reference materials in the library?? hurry…?”

  1. 1) library of congress classifcation system
    2) dewey decimal system
    References :

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