Mengak. Reshaping Our National Parks and Their Guardians. University of New Mexico Press.
芝加哥风格引文Mengak. Reshaping Our National Parks and Their Guardians. University of New Mexico Press.
MLA引文Mengak. Reshaping Our National Parks and Their Guardians. University of New Mexico Press.
警告：这些引文格式不一定是100％准确.