Author
Dufour, Louis
6
Monjauze, A.
3
Acsádi, György
1
Agrochimica
1
Archives de la province de Québec
1
Canadian Conservation Institute
1
Congress on Irrigation and Drainage Casablanca, Morocco
1
Defrise, Pierre
1
Deutsche Gesellschaft für Technische Zusammenarbeit
1
Fabre, André
1
Food and Agriculture Organization of the United Nations
1
Gromadzka-Grzegorzewska, Maria
1
Górski, Karol
1
International Atomic Energy Agency
1
International Commission on Irrigation and Drainage
1
International Congress in Vitreous Enamelling Paris
1
International Enamellers Institute
1
International Statistical Institute
1
International Veterinary Congress
1
Kissling, Pascal
1
New France
1
Organisation de coopération et de développement économiques. Comité d'aide au développement
1
Pan-American Medical Congress Washington, D.C.
1
Polska Akademia Nauk. Komitet Nauk Prawnych
1
Quebec Bureau of Statistics
1
Québec (Province). Direction générale des assurances
1
Roy, Pierre Georges, 1870-
1
Rybicki, Zygmunt
1
Svenska nationalföreningen mot tuberkulos
1
Symposium on Soil Organic Matter Studies Braunschweig, Germany
1
Tunisia. Wizārat al-Filāḥah
1
Turpin, Philippe
1
Unesco
1
Van Mieghem, J.
1
World Fertility Survey
1
World Fertility Survey. Conference
1
World Veterinary Congress New York
1