Crofton, J. W., & Douglas, A. (1981). Respiratory diseases. Blackwell Scientific.
Chicago Style (17th ed.) CitationCrofton, John Wenman, and Andrew Douglas. Respiratory Diseases. Oxford: Blackwell Scientific, 1981.
ציטוט MLACrofton, John Wenman, and Andrew Douglas. Respiratory Diseases. Blackwell Scientific, 1981.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.