Connick, W. (2019). Sales 101: From finding leads and closing techniques to retaining customers and growing your business, an essential primer on how to sell. Adams Media.
Цитирование в стиле Чикаго (17-е изд.)Connick, Wendy. Sales 101: From Finding Leads and Closing Techniques to Retaining Customers and Growing Your Business, an Essential Primer on How to Sell. New York: Adams Media, 2019.
Цитирование MLA (9-е изд.)Connick, Wendy. Sales 101: From Finding Leads and Closing Techniques to Retaining Customers and Growing Your Business, an Essential Primer on How to Sell. Adams Media, 2019.
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