Παραπομπή APA

Cragg, J. B. (1967). Advances in ecological research. Academic Press.

Παραπομπή Chicago Style

Cragg, J. B. Advances in Ecological Research. London: Academic Press, 1967.

Παραπομπή MLA

Cragg, J. B. Advances in Ecological Research. Academic Press, 1967.