Cita APA

Morgan, D. L., Krueger, R. A., & King, J. A. (1998). Focus group kit. SAGE Publications.

Citación estilo Chicago

Morgan, David L., Richard A. Krueger, and Jean A. King. Focus Group Kit. Thousand Oaks, Calif: SAGE Publications, 1998.

Cita MLA

Morgan, David L., et al. Focus Group Kit. SAGE Publications, 1998.