Παραπομπή σε μορφή APA (7η εκδ.)

YENA, D. J. (2020). Career directions: New paths to your ideal career. McGraw-Hill Education.

Παραπομπή σε μορφή Chicago (17η εκδ.)

YENA, Donna J. Career Directions: New Paths to Your Ideal Career. McGraw-Hill Education, 2020.

Παραπομπή σε μορφή MLA (9th εκδ.)

YENA, Donna J. Career Directions: New Paths to Your Ideal Career. McGraw-Hill Education, 2020.