@incollection{:/content/books/9789287046666s007-c001, author = "Theresa Carpenter", title = "A historical perspective on regionalism", booktitle = "Multilateralizing Regionalism", publisher = "WTO", year = "2009", pages = "4-4", url = "https://www.wto-ilibrary.org/content/books/9789287046666s007-c001" }