Petruzzelliz Tom. (2008). Get Noticed... Get Referrals: Build Your Client Base and Your Business by Making a Name For Yourself. American: Mc Graw Hill Higher Education.
Chicago-tyylinen lähdeviittausPetruzzelliz Tom. Get Noticed... Get Referrals: Build Your Client Base and Your Business By Making a Name For Yourself. American: Mc Graw Hill Higher Education, 2008.
MLA-viitePetruzzelliz Tom. Get Noticed... Get Referrals: Build Your Client Base and Your Business By Making a Name For Yourself. American: Mc Graw Hill Higher Education, 2008.
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