Cita APA (7th ed.)

[MG Prep, I. (2013). 5 lb. Book of GRE Practice Problems. MG Prep, Inc. / Mollick Book Centre.

Cita Chicago (17th ed.)

[MG Prep, Inc.]. 5 Lb. Book of GRE Practice Problems. MG Prep, Inc. / Mollick Book Centre, 2013.

Cita MLA (9th ed.)

[MG Prep, Inc.]. 5 Lb. Book of GRE Practice Problems. MG Prep, Inc. / Mollick Book Centre, 2013.