Cragg, J. B. (1967). Advances in ecological research. Academic Press.
Chicago-stil citatCragg, J. B. Advances in Ecological Research. London: Academic Press, 1967.
MLA-referensCragg, J. B. Advances in Ecological Research. Academic Press, 1967.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.