APA

National Health Interview Survey U.S, . (2002). Summary health statistics for U.S. children. Hyattsville,Md: U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National enter for Health Statistics.

Chicago

National Health Interview Survey U.S, . 2002. Summary health statistics for U.S. children. Hyattsville,Md: U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National enter for Health Statistics.

Harvard

National Health Interview Survey U.S, . (2002). Summary health statistics for U.S. children. Hyattsville,Md: U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National enter for Health Statistics.

MLA

National Health Interview Survey U.S, . Summary health statistics for U.S. children. Hyattsville,Md: U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National enter for Health Statistics. 2002.