Toyne, P., & Newby, P. T. (1986). Techniques in human geography. Macmillan Education.
Chicago Style (17th ed.) CitationToyne, Peter, and Peter T. Newby. Techniques in Human Geography. Londres: Macmillan Education, 1986.
MLA (9th ed.) CitationToyne, Peter, and Peter T. Newby. Techniques in Human Geography. Macmillan Education, 1986.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.