United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation. (1968). The North Cascades: Hearings, Ninetieth Congress, second session .. U.S. Govt. Print. Off..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation. The North Cascades: Hearings, Ninetieth Congress, Second Session .. Washington: U.S. Govt. Print. Off., 1968.
MLA引文United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation. The North Cascades: Hearings, Ninetieth Congress, Second Session .. U.S. Govt. Print. Off., 1968.
警告:這些引文格式不一定是100%准確.