Richards, O. W. (1977). Imms' General Textbook of Entomology Volume 1 (10th ed.). Chapman & Hall.
Cita Chicago Style (17a ed.)Richards, O. W. Imms' General Textbook of Entomology Volume 1. 10th ed. London: Chapman & Hall, 1977.
Cita MLA (9a ed.)Richards, O. W. Imms' General Textbook of Entomology Volume 1. 10th ed. Chapman & Hall, 1977.
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