APA (7th ed.) Citation

Langer, R. H. M. (1991). Agricultural plants (Second edition.). Cambridge University Press. https://doi.org/10.1017/CBO9781139170284

Chicago Style (17th ed.) Citation

Langer, R. H. M. Agricultural Plants. Second edition. Cambridge: Cambridge University Press, 1991. https://doi.org/10.1017/CBO9781139170284.

MLA (9th ed.) Citation

Langer, R. H. M. Agricultural Plants. Second edition. Cambridge University Press, 1991. https://doi.org/10.1017/CBO9781139170284.