Παραπομπή σε μορφή APA (7η εκδ.)

Allgeier. Personal Credibility Factor, The: How To Get It, Keep It, And Get It Back (If You'Ve Lost It) (1.). Pearson India.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Allgeier. Personal Credibility Factor, The: How To Get It, Keep It, And Get It Back (If You'Ve Lost It). 1. Pearson India.

Παραπομπή σε μορφή MLA (8th εκδ.)

Allgeier. Personal Credibility Factor, The: How To Get It, Keep It, And Get It Back (If You'Ve Lost It). 1. Pearson India.