Richards, O. W. (1977). Imms' General Textbook of Entomology Volume 2 (10th ed.). Chapman & Hall.
Chicago-čujuhus (17. p.)Richards, O. W. Imms' General Textbook of Entomology Volume 2. 10th ed. London: Chapman & Hall, 1977.
MLA-čujuhus (9. p.)Richards, O. W. Imms' General Textbook of Entomology Volume 2. 10th ed. Chapman & Hall, 1977.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.