APA aipamena

TRACY BRIAN. (2007). CRUNCH POINT: THE 21 SECRETS TO SUCCEEDING WHEN IT MATTERS MOST. AMACOM.

Chicago Style aipamena

TRACY BRIAN. CRUNCH POINT: THE 21 SECRETS TO SUCCEEDING WHEN IT MATTERS MOST. NEW YORK: AMACOM, 2007.

MLA aipamena

TRACY BRIAN. CRUNCH POINT: THE 21 SECRETS TO SUCCEEDING WHEN IT MATTERS MOST. AMACOM, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.