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Robert D. Allen
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Journal Articles
Journal Articles
The American Biology Teacher (1987) 49 (4): 229–233.
Published: 01 April 1987
Journal Articles
The American Biology Teacher (1986) 48 (4): 227–230.
Published: 01 April 1986
Journal Articles
The American Biology Teacher (1980) 42 (4): 252.
Published: 01 April 1980
Journal Articles
The American Biology Teacher (1979) 41 (7): 445–446.
Published: 01 October 1979
Journal Articles
The American Biology Teacher (1976) 38 (2): 122–123.
Published: 01 February 1976
Journal Articles
The American Biology Teacher (1976) 38 (1): 24–27.
Published: 01 January 1976
Journal Articles
The American Biology Teacher (1975) 37 (6): 383.
Published: 01 September 1975