Cita APA

Bryn O'Callaghan. (1999). An illustrated history of the USA. Essex, UK: Longman.

Chicago Style Citation

Bryn O'Callaghan. An Illustrated History of the USA. Essex, UK: Longman, 1999.

Cita MLA

Bryn O'Callaghan. An Illustrated History of the USA. Essex, UK: Longman, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.