The Callaphidini of Canada (Homoptera: Aphididae).

Bibliographic Details

Main Author:	Richards, W. R. (William Robin), 1926-
Format:	Book
Language:	English
Published:	[Ottawa], [publisher not identified] ; 1965.
Series:	Memoirs of the Entomological Society of Canada ; no. 44.
Subjects:	Aphids.