APA (7th ed.) Citation

Smith, N. M. (1995). Weeds of natural ecosystems: A field guide to environmental weeds of the Northern Territory, Australia. Environment Centre N.T..

Chicago Style (17th ed.) Citation

Smith, Nicholas M. Weeds of Natural Ecosystems: A Field Guide to Environmental Weeds of the Northern Territory, Australia. Darwin, NT: Environment Centre N.T., 1995.

MLA (9th ed.) Citation

Smith, Nicholas M. Weeds of Natural Ecosystems: A Field Guide to Environmental Weeds of the Northern Territory, Australia. Environment Centre N.T., 1995.