宋亮, 王. 保护灰熊：美国黄石国家公园野生动物保护理念的演进. Editorial Department of Chinese Journal of Wildlife.
Chicago Style (17th ed.) Citation宋亮, 王俊勇. 保护灰熊：美国黄石国家公园野生动物保护理念的演进. Editorial Department of Chinese Journal of Wildlife.
MLA (9th ed.) Citation宋亮, 王俊勇. 保护灰熊：美国黄石国家公园野生动物保护理念的演进. Editorial Department of Chinese Journal of Wildlife.
Warning: These citations may not always be 100% accurate.