Walsh, G. The energy crisis.
Chicago Style (17th ed.) CitationWalsh, Gordon. The Energy Crisis.
MLA引文Walsh, Gordon. The Energy Crisis.
警告：這些引文格式不一定是100％准確.
APA引文
Walsh, G. The energy crisis.
Chicago Style (17th ed.) CitationWalsh, Gordon. The Energy Crisis.
MLA引文Walsh, Gordon. The Energy Crisis.