IPI survey series
International Press Institute : Bailey & Swinfen
International Press Institute survey
Survey
***遡及データをもとにした流用入力である
International Press Institute 1962 IPI survey series no. 6
所蔵館7館
translated from the French
International Press Institute 1959 IPI survey series no. 5
所蔵館5館
International Press Institute 1955 IPI survey series no. 4
所蔵館4館
International Press Institute 1954 IPI survey series no. 3
所蔵館1館
International Press Institute 1952 IPI survey series no. 2