APA-čujuhus (7. p.)
ebrary, Inc, & Zmud, J. (2013). Transport survey methods: Best practice for decision making. Emerald.
Chicago-čujuhus (17. p.)
ebrary, Inc, juo Johanna Zmud. Transport Survey Methods: Best Practice for Decision Making. Bingley: Emerald, 2013.
MLA-čujuhus (9. p.)
ebrary, Inc, juo Johanna Zmud. Transport Survey Methods: Best Practice for Decision Making. Emerald, 2013.
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