American Psychological Association
University of Chicago ( 1949 ). Encyclopedia Britannica a New Survey of Universal Knowledge V.17 p to Planting of Trees ( 00 ed. ). Encyclopaedia Britannica Inc.
Modern Language Association
University of Chicago. Encyclopedia Britannica a New Survey of Universal Knowledge V.17 p to Planting of Trees . Encyclopaedia Britannica Inc. 1949
Chicago Citation
University of Chicago. Encyclopedia Britannica a New Survey of Universal Knowledge V.17 p to Planting of Trees . 00 .Chicago
: Encyclopaedia Britannica Inc, 1949.
American Medical Association
University of Chicago. Encyclopedia Britannica a New Survey of Universal Knowledge V.17 p to Planting of Trees . Encyclopaedia Britannica Inc; 1949.
