Gaya APA

Key, S. (2013). One Simple Idea for Startups and Entrepreneurs : Live Your Dreams and Create Your Own Profitable Company . United State of America: Mc Graw Hill.

Gaya MLA

Key, Stephen. "One Simple Idea for Startups and Entrepreneurs : Live Your Dreams and Create Your Own Profitable Company". United State of America: Mc Graw Hill, 2013. Text.