APA

Harris D. J., Wortley A. H., . (2018). Monograph of Aframomum (Zingiberaceae). : The American Society of Plant Taxonomists.

Chicago

Harris David J, Wortley Alexandra H, . 2018. Monograph of Aframomum (Zingiberaceae). : The American Society of Plant Taxonomists.

Harvard

Harris D. J., Wortley A. H., . (2018). Monograph of Aframomum (Zingiberaceae). : The American Society of Plant Taxonomists.

MLA

Harris David J, Wortley Alexandra H, . Monograph of Aframomum (Zingiberaceae). : The American Society of Plant Taxonomists. 2018.