Guest, A. (1972). Advanced Practical Geography: A course for sixth forms and colleges. Heinemann Educational Publishers.
Citazione stile Chigago Style (17a edizione)Guest, Arthur. Advanced Practical Geography: A Course for Sixth Forms and Colleges. London: Heinemann Educational Publishers, 1972.
Citatione MLA (9a ed.)Guest, Arthur. Advanced Practical Geography: A Course for Sixth Forms and Colleges. Heinemann Educational Publishers, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.