The University of Birmingham. Faculty of Commerce and Social Science: Faculty Handbook 1995-1996.
Чикаго стиль цитування (17-те видання)The University of Birmingham. Faculty of Commerce and Social Science: Faculty Handbook 1995-1996.
Стиль цитування MLA (9-ме видання)The University of Birmingham. Faculty of Commerce and Social Science: Faculty Handbook 1995-1996.