APA-referens (7:e uppl.)

Belloc, H. (1928). The Pyrenees (4th ed., with a new preface.). Methuen.

Chicago-referens (17:e uppl.)

Belloc, Hilaire. The Pyrenees. 4th ed., with a new preface. London: Methuen, 1928.

MLA-referens (8:e uppl.)

Belloc, Hilaire. The Pyrenees. 4th ed., with a new preface. Methuen, 1928.