Example:
Smith, L. V. (2000). Referencing articles in APA format. APA Format Weekly, 34(1), 4-10.
Example:
James, S. A. (2001, June 7). Magazine articles in APA format. Newsweek, 20, 48-52.
Example:
Tensky, J. A. (2004, January 5). How to cite newspaper articles. The New York Times, 4D, 5D.
Examples:
Two Authors: Mischel, W., & Baker, N. (1975). Cognitive transformations of reward objects through instructions. Journal of Personality and Social Psychology, 31, 254-261.
Three to Twenty Authors: Hart, D., Keller, M., Edelstein, W., & Hofmann, V. (1998). Childhood personality influences on social-cognitive development: A longitudinal study. Journal of Personality and Social Psychology, 74, 1288-1289.
More Than Twenty Authors: Arlo, A., Black, B., Clark, C., Davidson, D., Emerson, E., Fischer, F., Grahmann, G., Habib, H., Ianelli, I., Juarez, J., Kobayashi, K., Lee, L., Martin, M., Naim, N., Odelsson, O., Pierce, P., Qiang, Q., Reed, R., Scofield, S., ... Thatcher, T. (2011). Even more references. APA Format Today, 11(4), 30-38.
Example:
Scientists seek source of creativity. (2012, March, 6). Dayton County News. http://www.daytoncountynews.com/news/39756_39275.html