TY  - BOOK
AU  - LaRue,William T
AU  - Sydney LaRue
AU  - Shirley Hill.
AU  - Gerhard N. Rostvold
TI  - Voices of nature
PY  - 1971///
CY  - San Francisco
PB  - Leswing Communications
KW  - Nature study
N1  - Includes references and index
ER  -