An Introduction to Hindi and Urdu, 2000. ,
Grammatica hindi. 4ª edizione, 2002. ,
Tense. Cambridge A Dictionary of linguistics and phonetics, 1985. ,
Tense and aspect systems, 1985. ,
La nuova grammatica della lingua italiana, 1997. ,
Hindi vyakaran Benaras: Nagari Pracarini Sabha Hindi structures: intermediate level, 1920. ,
Aspects of Hindi grammar, 1980. ,
A Grammar of the Hindi language, 1938. ,
The Indo-Aryan languages. (Cambridge Language Surveys), 1991. ,
An outline of Hindi grammar, 1995. ,
Mood and Modality. 2 nd edition, 2001. ,
Time and Tense, 1967. ,
Elements of Symbolic Logic, 1947. ,
Grammatica italiana, 1989. ,
A primer of modern standard Hindi. 4 th reprint, 1989. ,
A basic grammar of modern Hindi, 1958. ,
A pragmatic survey of Hindi imperatives Annali di Ca, pp.245-316, 1999. ,
Negative modality in Hindi Annali di Ca, pp.131-149, 2001. ,
Hindi grammar and translation, 1969. ,
«Frasi subordinate al congiuntivo», in Grande grammatica italiana di consultazione, 1991. ,