Brown, Vinson.
Investigating nature through outdoor projects : 36 strategies for turning the natural environment into your own laboratory / [by] Vinson Brown. - Harrisburg, PA : Stackpole, 1983. - 254 p. : ill.
Includes bibliographical references.
0811722139 (pbk.)
82019660
Biology.
574.07
Investigating nature through outdoor projects : 36 strategies for turning the natural environment into your own laboratory / [by] Vinson Brown. - Harrisburg, PA : Stackpole, 1983. - 254 p. : ill.
Includes bibliographical references.
0811722139 (pbk.)
82019660
Biology.
574.07