H. Shoga'a Aldeen, A. (2004). Agroforestry Practices and its Relationship to Farmers' Income in Bura'a Mountain Region, Hodaidah Yemen.
芝加哥风格引文H. Shoga'a Aldeen, Abdulmoa'amen. Agroforestry Practices and Its Relationship to Farmers' Income in Bura'a Mountain Region, Hodaidah Yemen. 2004.
MLA引文H. Shoga'a Aldeen, Abdulmoa'amen. Agroforestry Practices and Its Relationship to Farmers' Income in Bura'a Mountain Region, Hodaidah Yemen. 2004.
警告：这些引文格式不一定是100％准确.