GEILLEN TERMY. (1998). POSITIVE INFLUNCING SKILLS. JAICO PUBLISHING HOUSE.
Citazione stile Chigago Style (17a edizione)GEILLEN TERMY. POSITIVE INFLUNCING SKILLS. MUMBAI: JAICO PUBLISHING HOUSE, 1998.
Citatione MLA (9a ed.)GEILLEN TERMY. POSITIVE INFLUNCING SKILLS. JAICO PUBLISHING HOUSE, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.