Juan Bautista Climent Beltrán - President | Mexico | January 1972 - December 1977 |
Alejandro Tinoco - Vice President | Venezuela | January 1973 - December 1978 |
Mozart Victor Russomano | Brazil | January 1972 - December 1977 |
Carlos Giambruno | Uruguay | January 1972 - December 1977 |
Carlos Alberto Pigretti | Argentina | January 1975 - December 1980 |
John Luis Antonio Passalacqua | United States of America | January 1975 - December 1980 |