APA (7th ed.) Citation

Eriksen, J. (2002). Organic manures as sources of fertiliser sulphur. Internat. Fert. Soc.

Chicago Style (17th ed.) Citation

Eriksen, Jørgen. Organic Manures as Sources of Fertiliser Sulphur. York: Internat. Fert. Soc, 2002.

MLA (9th ed.) Citation

Eriksen, Jørgen. Organic Manures as Sources of Fertiliser Sulphur. Internat. Fert. Soc, 2002.