Cita APA (7a ed.)

Davidson, J. P. (2010). 55 tips for making the most of your time. [Electronic & Database Pub.].

Cita Chicago Style (17a ed.)

Davidson, Jeffrey P. 55 Tips for Making the Most of Your Time. [United States?]: [Electronic & Database Pub.], 2010.

Cita MLA (8a ed.)

Davidson, Jeffrey P. 55 Tips for Making the Most of Your Time. [Electronic & Database Pub.], 2010.