Παραπομπή APA

Trevelyan, G. (1942). A Shortened history of England. Penguin books.

Παραπομπή Chicago Style

Trevelyan, G.M. A Shortened History of England. England: Penguin books, 1942.

Παραπομπή MLA

Trevelyan, G.M. A Shortened History of England. Penguin books, 1942.