APA način citiranja

W.Johnston Mark, & W.Marshall Greg. (2008). Relationship Selling. American: Mc Graw Hill.

Čikaški stil citiranja

W.Johnston Mark, i W.Marshall Greg. Relationship Selling. American: Mc Graw Hill, 2008.

MLA način citiranja

W.Johnston Mark, i W.Marshall Greg. Relationship Selling. American: Mc Graw Hill, 2008.

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