Gaya APA
Pollard, M., Lewis, D. (2018).
The Introvert's Edge: How the Quiet and Shy Can Outsell Anyone .
United States:
HarperCollins.
Gaya MLA
Pollard, Matthew., Lewis, Derek.
"The Introvert's Edge: How the Quiet and Shy Can Outsell Anyone".
United States:
HarperCollins,
2018.
book.