Παραπομπή APA

Southwood, R. (1966). Ecological methods, with particular reference to the study of insect populations. Methuen.

Παραπομπή Chicago Style

Southwood, Richard. Ecological Methods, with Particular Reference to the Study of Insect Populations. London: Methuen, 1966.

Παραπομπή MLA

Southwood, Richard. Ecological Methods, with Particular Reference to the Study of Insect Populations. Methuen, 1966.