Brooks, W. T. (2008). Perfect phrases for lead generation: Hundreds of ready-to-use phrases for finding new customers, keeping your pipeline full, and growing your sales. New York: McGraw-Hill.
Παραπομπή Chicago StyleBrooks, William T. Perfect Phrases for Lead Generation: Hundreds of Ready-to-use Phrases for Finding New Customers, Keeping Your Pipeline Full, and Growing Your Sales. New York: McGraw-Hill, 2008.
Παραπομπή MLABrooks, William T. Perfect Phrases for Lead Generation: Hundreds of Ready-to-use Phrases for Finding New Customers, Keeping Your Pipeline Full, and Growing Your Sales. New York: McGraw-Hill, 2008.
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