APA ציטוט

G A Campbell & T F West. (1950). DDT: And newer persistent insecticides (2.). Chapman and Hall Ltd.

Chicago Edition Citation

G A Campbell and T F West. DDT: And Newer Persistent Insecticides. 2. Chapman and Hall Ltd, 1950.

ציטוט MLA

G A Campbell and T F West. DDT: And Newer Persistent Insecticides. 2. Chapman and Hall Ltd, 1950.