Hubbard, L. R. (2007). Handbook for Preclears. Bridge.
Citación estilo ChicagoHubbard, L. Ron. Handbook for Preclears. Bridge, 2007.
Cita MLAHubbard, L. Ron. Handbook for Preclears. Bridge, 2007.
Warning: These citations may not always be 100% accurate.