Cita APA (7th ed.)

Gray, J., Airoldi, M., Bevan, R., & McCulloch, P. (2017). Deriving optimal value from each system. SAGE Publications.

Cita Chicago (17th ed.)

Gray, J., M. Airoldi, R. Bevan, i P. McCulloch. Deriving Optimal Value from Each System. SAGE Publications, 2017.

Cita MLA (9th ed.)

Gray, J., et al. Deriving Optimal Value from Each System. SAGE Publications, 2017.