W. Richards

发表

W. Richards, 1960, The Canadian Entomologist.

W. Richards, 1963, The Canadian Entomologist.

W. Richards, 1964, The Canadian Entomologist.

W. Richards, 1963, The Canadian Entomologist.

W. Richards, 1962, The Canadian Entomologist.

W. Richards, 1967, The Canadian Entomologist.

W. Richards, 1966, The Canadian Entomologist.

W. Richards, 1966, The Canadian Entomologist.

W. Richards, 1963, The Canadian Entomologist.

W. Richards, 1963, The Canadian Entomologist.

W. Richards, 1962, The Canadian Entomologist.

W. Richards, 1959, The Canadian Entomologist.

W. Richards, 1958, The Canadian Entomologist.

W. Richards, 1958, The Canadian Entomologist.

W. Richards, 1964, The Canadian Entomologist.

W. Richards, H. A. Schwartz, 1943 .