APA (7th ed.) Citation

Gray, T. R. G., & Williams, S. T. (1971). Soilmicro-organisms / T.R.G. Gray and S.T. Williams. Oliver and Boyd.

Chicago Style (17th ed.) Citation

Gray, T. R. G., and S. T. Williams. Soilmicro-organisms / T.R.G. Gray and S.T. Williams. Edinburgh: Oliver and Boyd, 1971.

MLA (9th ed.) Citation

Gray, T. R. G., and S. T. Williams. Soilmicro-organisms / T.R.G. Gray and S.T. Williams. Oliver and Boyd, 1971.

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