Hallam, J. (1995). Hybrid problems, hybrid solutions. IOS [etc.].
Cita Chicago Style (17a ed.)Hallam, John. Hybrid Problems, Hybrid Solutions. Amsterdam [etc.]: IOS [etc.], 1995.
Cita MLA (9a ed.)Hallam, John. Hybrid Problems, Hybrid Solutions. IOS [etc.], 1995.
Precaución: Estas citas no son 100% exactas.