APA aipamena

Ashkenas Ron & Manville, B. (2019). Leader's Handbook. HBSP.

Chicago Style aipamena

Ashkenas Ron and Brook Manville. Leader's Handbook. Boston, U.S: HBSP, 2019.

MLA aipamena

Ashkenas Ron and Brook Manville. Leader's Handbook. HBSP, 2019.