Juhlajulkaisu professori Oiva Ketosen 60-vuotispäiväksi 21.1.1973 =
Subtitle: Essays dedicated to professor Oiva Ketonen on the occasion of his sixtieth birthday 21 January 1973.
Contributors: Ketonen, Oiva.
Series: Ajatus ;; 35
Publisher: Suomen Filosofinen Yhdistys; jakaja, Akateeminen kirjakauppa
Published: 1973
Place of publication: Helsinki
Language: eng
Number of pages: 262
Subjects: Ketonen, Oiva.; Philosophy.
Other titles: Essays dedicated to professor Oiva Ketonen.
Notes: Includes bibliographical references.