Jefferies, A., & Turley, A. (1999). Aparato respiratorio. Harcourt.
Chicago Style (17th ed.) CitationJefferies, Angus, and Andrew Turley. Aparato Respiratorio. Madrid [etc.]: Harcourt, 1999.
MLA (9th ed.) CitationJefferies, Angus, and Andrew Turley. Aparato Respiratorio. Harcourt, 1999.
Warning: These citations may not always be 100% accurate.