Betts, E. (1961). Outbreaks of the African migratory locust (Locusta migratoria migratorioides R. & F.) since 1871. Anti-Locust Research Centre.
Chicago Style (17th ed.) CitationBetts, Elizabeth. Outbreaks of the African Migratory Locust (Locusta Migratoria Migratorioides R. & F.) Since 1871. London: Anti-Locust Research Centre, 1961.
MLA (9th ed.) CitationBetts, Elizabeth. Outbreaks of the African Migratory Locust (Locusta Migratoria Migratorioides R. & F.) Since 1871. Anti-Locust Research Centre, 1961.
Warning: These citations may not always be 100% accurate.