Abad, R. A. M., & Galingan, Z. C. (2009). Elevated landscape: An ecotourism development of Mt. Palay-Palay/Mataas na Gulod National Park.
芝加哥风格引文Abad, Rachelle Anne M., 与 Zenaida C. Galingan. Elevated Landscape: An Ecotourism Development of Mt. Palay-Palay/Mataas Na Gulod National Park. 2009.
MLA引文Abad, Rachelle Anne M., 与 Zenaida C. Galingan. Elevated Landscape: An Ecotourism Development of Mt. Palay-Palay/Mataas Na Gulod National Park. 2009.
警告：这些引文格式不一定是100％准确.