Παραπομπή APA

Thomson, H. (2009). Fifty wonders of the world. Quercus.

Παραπομπή Chicago Style

Thomson, Hugh. Fifty Wonders of the World. London: Quercus, 2009.

Παραπομπή MLA

Thomson, Hugh. Fifty Wonders of the World. Quercus, 2009.