Croton, G. (2014). The human body: A family reference guide. Parragon Books Ltd.
Cita Chicago (17th ed.)Croton, Guy. The Human Body: A Family Reference Guide. UK: Parragon Books Ltd, 2014.
Cita MLA (8th ed.)Croton, Guy. The Human Body: A Family Reference Guide. Parragon Books Ltd, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.