Howard, S. (2023). Note on weights of seeds. Superintendent Government Printing.
芝加哥风格引文Howard, S.H. Note on Weights of Seeds. Superintendent Government Printing, 2023.
MLA引文Howard, S.H. Note on Weights of Seeds. Superintendent Government Printing, 2023.
警告：这些引文格式不一定是100％准确.