Gaya APA

Davidson, R, H., Lyon, W, F. (1987). Insect pests of farm, garden, and orchard / Ralph H. Davidson, William F. Lyon (Ed.ke-8). New York: John Wiley n Sons.

Gaya MLA

Davidson, Ralph, H.., Lyon, William, F.. "Insect pests of farm, garden, and orchard / Ralph H. Davidson, William F. Lyon". Ed.ke-8 New York: John Wiley n Sons, 1987. Textbook.