Keräilytalous
Subtitle: jätteet & luonnontuotteet : symposiumit, Helsinki 17.3.1979 ja 7.4. 1979 = Collecting economy : wastes and natural products : symposia, Helsinki, March 17, and April 7, 1979
By: toimittanut, E. Juhani Tenhunen.
Contributors: Tenhunen, E. Juhani.; Pehmeän teknologian seura (Finland)
Series: Pehmeän teknologian seuran julkaisuja,; v. 4
Publisher: Pehmeän teknologian seura
Published: 1979
Place of publication: Helsinki
Language: fin
Number of pages: 160
Subjects: Recycling (Waste, etc.) -- Finland -- Congresses.; Factory and trade waste -- Finland -- Congresses.; Natural products -- Recycling -- Congresses.; Wild foods -- Congresses.
Other titles: Collecting economy.
Notes: Includes bibliographies.