(1974). Open University. Ecology Course Team. Population dynamics. Milton Keynes: Open University Press.
Chicago-čujuhus (17. p.)Open University. Ecology Course Team. Population Dynamics. Milton Keynes: Open University Press, 1974.
MLA-čujuhus (9. p.)Open University. Ecology Course Team. Population Dynamics. Milton Keynes: Open University Press, 1974.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.