Great Britain. (1982). Crop nutrition and soil science 1981. HMSO.
Chicago Style (17th ed.) CitationGreat Britain. Crop Nutrition and Soil Science 1981. London: HMSO, 1982.
MLA (9th ed.) CitationGreat Britain. Crop Nutrition and Soil Science 1981. HMSO, 1982.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.