International Botanical Congress. (1981). Synopsis of proposals to amend the International Code of Botanical Nomenclature submitted to the Thirteenth International Botanical Congress, Sydney, 1981.
Cita Chicago Style (17a ed.)International Botanical Congress. Synopsis of Proposals to Amend the International Code of Botanical Nomenclature Submitted to the Thirteenth International Botanical Congress, Sydney, 1981. 1981.
Cita MLA (9a ed.)International Botanical Congress. Synopsis of Proposals to Amend the International Code of Botanical Nomenclature Submitted to the Thirteenth International Botanical Congress, Sydney, 1981. 1981.
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