Aloitetoiminta
By: [Ari Valjakka, Pertti Alivirta, Veikko Aulanko ; kuv, Lauri Haapala].
Contributors: Alivirta, Pertti, joint author.; Aulanko, Veikko, 1924- joint author.
Publisher: Teollisuuden kustannus
Published: 1974
Place of publication: Helsinki
Language: fin
Number of pages: 31
Subjects: Suggestion systems.
Notes: Cover title.