A treatise on the insects injurious to fruit and fruit trees of the state of California
: and remedies recommended for their extermination / By W. F. Klee, state inspector
of fruit pests. State Board of Horticulture / Sacramento : State office, J. D. Young,
Supt. state printing , 1888
Internet, http://viaf.org/viaf/305267207, 20200525