The International who's who 1972-73. The International who's who 1977-78. The International who's who, 1971-72. The International who's who, 1974-75. The International who's who, 1975-76. The International who's who, 1976-77. The International who's who 1990-91. The International who's who, 1965-66. The International who's who, 1987-88. The international who's who 1964-65.