Genetic variation
Subtitle: an environmental investigation
By: [edited and published] by National Wildlife Federation ; [written by] Minnesota Environmental Sciences Foundation, Inc. ; design and illustrations by Jan Blyler
Contributors: Blyler, Jan; National Wildlife Federation
Series: Environmental discovery series
Publisher: The Federation
Published: 1972
Place of publication: Washington
Language: eng
Number of pages: 20
Subjects: Genetics -- Study and teaching (Elementary); Science -- Study and teaching (Elementary)
Notes: Cover title: A teacher's preparation for genetic variation

Bibliography: p. 20