Não informado. (1953). Netherlands Journal of Agricultural Science. Royal Netherlands Society for Agricultural Science.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Netherlands Journal of Agricultural Science. Wageningen, Holanda: Royal Netherlands Society for Agricultural Science, 1953.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Netherlands Journal of Agricultural Science. Royal Netherlands Society for Agricultural Science, 1953.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.