Παραπομπή σε μορφή APA (7η εκδ.)

Espie, C., Watkins, J., Duncan, R., Espie, A., Sterrick, M., Brodie, M., . . . Curtice, L. (2001). Development and validation of the Glasgow Epilepsy Outcome Scale (GEOS): A new instrument for measuring concerns about epilepsy in people with mental retardation.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Espie, C., J. Watkins, R. Duncan, A. Espie, M. Sterrick, M. Brodie, C. McGarvey, και L. Curtice. Development and Validation of the Glasgow Epilepsy Outcome Scale (GEOS): A New Instrument for Measuring Concerns About Epilepsy in People with Mental Retardation. 2001.

Παραπομπή σε μορφή MLA (9th εκδ.)

Espie, C., et al. Development and Validation of the Glasgow Epilepsy Outcome Scale (GEOS): A New Instrument for Measuring Concerns About Epilepsy in People with Mental Retardation. 2001.