Quarterly Bulletin of the International Association of Agricultural Information Specialists. International Association of Agricultural Information Specialists (IAALD).
Chicago-referens (17:e uppl.)Quarterly Bulletin of the International Association of Agricultural Information Specialists. International Association of Agricultural Information Specialists (IAALD).
MLA-referens (9:e uppl.)Quarterly Bulletin of the International Association of Agricultural Information Specialists. International Association of Agricultural Information Specialists (IAALD).
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