Não informado. Report on the Botanic Gardens and Their Work. Department of Science and Agriculture.
Citação do estilo Chicago (17ª ed.)Não informado. Report on the Botanic Gardens and Their Work. Georgetown: Department of Science and Agriculture.
Citação MLA (8ª ed.)Não informado. Report on the Botanic Gardens and Their Work. Department of Science and Agriculture.
警告：这些引文格式不一定是100％准确.