Eleventh International Botanical Congres Seattle. (1972). Report on Botanical nomenclature seattle 1969. International Bureau for Plant Taxonomy.
芝加哥风格引文Eleventh International Botanical Congres Seattle. Report on Botanical Nomenclature Seattle 1969. Netherlands: International Bureau for Plant Taxonomy, 1972.
MLA引文Eleventh International Botanical Congres Seattle. Report on Botanical Nomenclature Seattle 1969. International Bureau for Plant Taxonomy, 1972.
警告：这些引文格式不一定是100％准确.