Cita APA

Sperling, D., & Sperling, D. (1998). Dave Sperling's Internet guide (2. edition.). White Plains, N.Y.: Prentice Hall Regents.

Citación estilo Chicago

Sperling, Dave, y Dave Sperling. Dave Sperling's Internet Guide. 2. edition. White Plains, N.Y.: Prentice Hall Regents, 1998.

Cita MLA

Sperling, Dave, y Dave Sperling. Dave Sperling's Internet Guide. 2. edition. White Plains, N.Y.: Prentice Hall Regents, 1998.