Cita APA (7a ed.)
BUTLER, P., & ET AL. (1993). IMPROVEMENT IN WALKING PERFORMANCE ON CHILDREN WITH CEREBRAL PALSY: PRELIMINARY RESULTS.
Cita Chicago Style (17a ed.)
BUTLER, P.B, y ET AL. IMPROVEMENT IN WALKING PERFORMANCE ON CHILDREN WITH CEREBRAL PALSY: PRELIMINARY RESULTS. 1993.
Cita MLA (9a ed.)
BUTLER, P.B, y ET AL. IMPROVEMENT IN WALKING PERFORMANCE ON CHILDREN WITH CEREBRAL PALSY: PRELIMINARY RESULTS. 1993.
Precaución: Estas citas no son 100% exactas.