Cita APA (7th ed.)

Gonzales, J. O., & Nocon, R. C. (2015). Essential statistics (2015 edition.). MaxCor Publishing House, Inc.

Cita Chicago (17th ed.)

Gonzales, Jacobo O., i Rizaldi C. Nocon. Essential Statistics. 2015 edition. Quezon City: MaxCor Publishing House, Inc, 2015.

Cita MLA (9th ed.)

Gonzales, Jacobo O., i Rizaldi C. Nocon. Essential Statistics. 2015 edition. MaxCor Publishing House, Inc, 2015.