Wilson, D. (1968). A quarter of mankind: An anatomy of China today. Penguin books.
Citazione stile Chigago Style (17a edizione)Wilson, Dick. A Quarter of Mankind: An Anatomy of China Today. Harmondsworth, England: Penguin books, 1968.
Citatione MLA (9a ed.)Wilson, Dick. A Quarter of Mankind: An Anatomy of China Today. Penguin books, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.