Cita APA (7a ed.)

Yep, R., & Bickers, R. A. (2009). May Days in Hong Kong: Riot and Emergency in 1967. Eurospan [distributor].

Cita Chicago Style (17a ed.)

Yep, Ray, y Robert A. Bickers. May Days in Hong Kong: Riot and Emergency in 1967. London: Eurospan [distributor], 2009.

Cita MLA (8a ed.)

Yep, Ray, y Robert A. Bickers. May Days in Hong Kong: Riot and Emergency in 1967. Eurospan [distributor], 2009.