The fruitflies of the genus Anastrepha /
by Alan Stone.
- Washington, D.C. : U.S. Dept. of Agriculture, 1942.
- 112 p., [22] leaves of plates : ill. ; 23 cm.
- Miscellaneous publication / United States Department of Agriculture ; no. 439 .
- Miscellaneous publication (United States. Department of Agriculture) ; no. 439. .
Cover title. Contribution from Bureau of Entomology and Plant Quarantine. Includes index.