Ympäristömme systeemit.
Subtitle: [Kirj.]
By: Kyösti Pulliainen ja Pertti Seiskari. Piirrokset: Riitta Pursiainen.
Contributors: Seiskari, Pertti, joint author.
Series: Forum-kirjasto
Publisher: Tammi
Published: 1972
Place of publication: Helsinki
Language: fin
Number of pages: 148
Subjects: Ecology.; Environmental protection.; Population.; Environmental engineering.
Notes: Bibliography: p. 147-148.
HUL