Forward , Susan EMOTIONAL BLACKMAIL - Transworld Publishers London 1988 - [viii] , 277 p. 23.3 cm ISBN: 0593042190 Nat. Bib. Agency Control No.: 158.3 FOR Subjects--Topical Terms: Applied Psychologyව්යවහාරික මනෝ විද්යාව Dewey Class. No.: 158.3 / FOR