ebrary, Inc, & Upham, P. (2003). Towards sustainable aviation. Earthscan Publications.
Chicago Style (17th ed.) Citationebrary, Inc, and Paul Upham. Towards Sustainable Aviation. London ; Sterling, VA: Earthscan Publications, 2003.
MLA引文ebrary, Inc, and Paul Upham. Towards Sustainable Aviation. Earthscan Publications, 2003.
警告:這些引文格式不一定是100%准確.