National Institute of Agricultural Botany (Great Britain). (2008). Plant Genetic Resources. Cambridge University Press.
Chicago-viite (17. p.)National Institute of Agricultural Botany (Great Britain). Plant Genetic Resources. Cambridge, Inglaterra: Cambridge University Press, 2008.
MLA-viite (8. p.)National Institute of Agricultural Botany (Great Britain). Plant Genetic Resources. Cambridge University Press, 2008.
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