Cita APA (7a ed.)

Marsden, J., & Winterbottom, M. (2010). Windsor Castle: Official souvenir guide. Royal Collection Enterprises Ltd.

Cita Chicago Style (17a ed.)

Marsden, Jonathan, y Matthew Winterbottom. Windsor Castle: Official Souvenir Guide. London: Royal Collection Enterprises Ltd, 2010.

Cita MLA (9a ed.)

Marsden, Jonathan, y Matthew Winterbottom. Windsor Castle: Official Souvenir Guide. Royal Collection Enterprises Ltd, 2010.