John Hancock Mutual Life Insurance Company. Life Conservation Service. Pneumonia: Its Care and Prevention.
Chicago Style (17th ed.) CitationJohn Hancock Mutual Life Insurance Company. Life Conservation Service. Pneumonia: Its Care and Prevention.
MLA (9th ed.) CitationJohn Hancock Mutual Life Insurance Company. Life Conservation Service. Pneumonia: Its Care and Prevention.
Warning: These citations may not always be 100% accurate.