EDELMAN JOEL. (1993). TAO OF NEGOTIATION: HOW TO RESOLVE CONFLICT IN ALL AREAS OF YOUR LIFE. PIATKUS.
Chicago Style aipamenaEDELMAN JOEL. TAO OF NEGOTIATION: HOW TO RESOLVE CONFLICT IN ALL AREAS OF YOUR LIFE. LONDON: PIATKUS, 1993.
MLA aipamenaEDELMAN JOEL. TAO OF NEGOTIATION: HOW TO RESOLVE CONFLICT IN ALL AREAS OF YOUR LIFE. PIATKUS, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.