APA (7th ed.) Citation

Hill, M., Mountford, J. O., Roy, D., & Bunce, R. G. H. (1999). Ellenberg's indicator values for British plants. Institute of Terrestrial Ecology.

Chicago Style (17th ed.) Citation

Hill, M.O, J. Owen Mountford, David Roy, and R. G. H. Bunce. Ellenberg's Indicator Values for British Plants. Abbots Ripton, Huntindon: Institute of Terrestrial Ecology, 1999.

MLA (9th ed.) Citation

Hill, M.O, et al. Ellenberg's Indicator Values for British Plants. Institute of Terrestrial Ecology, 1999.

Warning: These citations may not always be 100% accurate.