Complex sentence: In 1960, he edited the novelized French version of Federico Fellini's "La Dolce Vita" and in 1974, prefaced the French edition of "Amarcord", the screenplay written by Fellini and Tonino Guerra.
Split into simpler sentences: In 1960, he edited the novelized French version of Federico Fellini's "La Dolce Vita" Fellini, Federico, Duca, Lo (1960). In 1974, he wrote a preface to the French edition of the screenplay of "Amarcord" written by Fellini and Tonino Guerra.