Py, B. (1973). Project d'analyse contrastive de l'espagnol, du francais et de l'italien: PACEFI (A Contrastive Analysis Project of Spanish, French, and Italian).
Chicago Style (17th ed.) CitationPy, Bernard. Project D'analyse Contrastive De L'espagnol, Du Francais Et De L'italien: PACEFI (A Contrastive Analysis Project of Spanish, French, and Italian). 1973.
MLA (9th ed.) CitationPy, Bernard. Project D'analyse Contrastive De L'espagnol, Du Francais Et De L'italien: PACEFI (A Contrastive Analysis Project of Spanish, French, and Italian). 1973.
Warning: These citations may not always be 100% accurate.