Παραπομπή APA

Ramsey, R. D. (2009). How to say the right thing every time (2nd ed.). California.

Παραπομπή Chicago Style

Ramsey, Robert D. How to Say the Right Thing Every Time. 2nd ed. California, 2009.

Παραπομπή MLA

Ramsey, Robert D. How to Say the Right Thing Every Time. 2nd ed. California, 2009.