Eight General Assembly held at Rome, 4 September to 13 September, 1952 /

Vydáno 1954

Fifth General Assembly held at Paris, July 10 to July 17, 1935 /

Vydáno 1936

Ninth General Assembly held at Dublin, 29 August to 5 September, 1955 /

Vydáno 1957

Proceedings of the eleventh General Assembly, Berkeley 1961 /

Vydáno 1962

Proceedings of the fourteenth General Assembly, Brighton 1970 /

Autor Jager, C. de, 1921-2021
Vydáno 1971

Proceedings of the thirteenth General Assembly, Prague, 1967 /

Vydáno 1968

Proceedings of the twelfth General Assembly, Hamburg, 1964 /

Vydáno 1966

Seventh General Assembly held at Zürich, August 11 to August 18, 1948 /

Vydáno 1950

Sixth General Assembly held at Stockholm, August 3 to August 10, 1938 /

Vydáno 1939