Allen, E. T. (2023). The Western Hemlock. Government Printing Office, Washington.
芝加哥风格引文Allen, Edward T. The Western Hemlock. Government Printing Office, Washington, 2023.
MLA引文Allen, Edward T. The Western Hemlock. Government Printing Office, Washington, 2023.
警告：这些引文格式不一定是100％准确.