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An analysis of the results of two periodical use studies: How usage in the 1990s compares to usage in the 1970s
Julia A. Gammon, Phyllis O'ConnorVolume:
22
Year:
1996
Language:
english
Pages:
19
DOI:
10.1016/s0098-7913(96)90073-8
File:
PDF, 2.60 MB
english, 1996