Biblioteca Nacional Francesa http://data.bnf.fr/12243602
ISNI http://isni-url.oclc.nl/isni/0000000071402454
VIAF http://viaf.org/viaf/93985122
Sudoc http://www.idref.fr/078021790
Otros nombres utilizados Watson, John K.
Fuente consultada

Film Index International, 1997

Internet movie database, 13-10-2004

Información encontrada

(John Watson ; producer)

(John Watson; sometimes credited as John K. Watson; producer, writer, director)