LINK, M. (1981). Outdoor education: A manual for teaching in nature's classroom. Prentice-Hall.
芝加哥风格引文LINK, Michael. Outdoor Education: A Manual for Teaching in Nature's Classroom. New Jersey: Prentice-Hall, 1981.
MLA引文LINK, Michael. Outdoor Education: A Manual for Teaching in Nature's Classroom. Prentice-Hall, 1981.
警告：这些引文格式不一定是100％准确.