Cita APA (7a ed.)

O'Keefe, S. (1997). Publicity on the Internet: Creating successful publicity campaigns on the Internet an the commercial online services. [S.n.].

Cita Chicago Style (17a ed.)

O'Keefe, Steve. Publicity on the Internet: Creating Successful Publicity Campaigns on the Internet an the Commercial Online Services. Nueva York: [S.n.], 1997.

Cita MLA (9a ed.)

O'Keefe, Steve. Publicity on the Internet: Creating Successful Publicity Campaigns on the Internet an the Commercial Online Services. [S.n.], 1997.

Precaución: Estas citas no son 100% exactas.