Pragnell Mervyn O The International year book and statesmen's who's who 1981 / by Mervyn O Pragnell and Sheila Alcock - 29th edition - England: Kelly's Directories Limited, 1981. - cviii,752p.; 25 cm. ISBN: 610-00542-1 Subjects--Topical Terms: International BiographyStatesmen year book - 1981 Dewey Class. No.: R/C 050.91 / INT/N81