Não informado. (1950). Bulletin of the California insect survey. University California Press.
Chicago-Zitierstil (17. Ausg.)Não informado. Bulletin of the California Insect Survey. Berkeley, Calif: University California Press, 1950.
MLA-Zitierstil (8. Ausg.)Não informado. Bulletin of the California Insect Survey. University California Press, 1950.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.