His The literary underground of the Old Regime, 1982: CIP t.p. (Robert Darnton) data sh. (b. May 10, 1939)

Censors at work, 2014: ECIP t.p. (Robert Darnton) data view (Robert Darnton is the Carl H. Pforzheimer University Professor and director of the University Library at Harvard University)

Biblioteca del congreso (Estados Unidos), 03 noviembre 2017: catálogo electrónico https://goo.gl/2nC31z