APA

National Cancer Institute (U.S.), . (1975). Working group report, National Cancer Program Planning Conference, research objective 4: develop means prevent progression of precancerous cells to cancer, development of cancers from precancerous conditions, and spread of cancers from primary sites. [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 1975. Working group report, National Cancer Program Planning Conference, research objective 4: develop means prevent progression of precancerous cells to cancer, development of cancers from precancerous conditions, and spread of cancers from primary sites. [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (1975). Working group report, National Cancer Program Planning Conference, research objective 4: develop means prevent progression of precancerous cells to cancer, development of cancers from precancerous conditions, and spread of cancers from primary sites. [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . Working group report, National Cancer Program Planning Conference, research objective 4: develop means prevent progression of precancerous cells to cancer, development of cancers from precancerous conditions, and spread of cancers from primary sites. [Washington, D.C: . 1975.