(2002). The communications toolkit: How to build and regulate any communications business / P.H. Longstaff.
Chicago-viite (17. p.)The Communications Toolkit: How to Build and Regulate Any Communications Business / P.H. Longstaff. 2002.
MLA-viite (9. p.)The Communications Toolkit: How to Build and Regulate Any Communications Business / P.H. Longstaff. 2002.
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