Cita APA (7a ed.)

Hopkins, T. K., & Wallerstein, I. M. (1982). World-systems analysis: Theory and methodology. Sage Publications.

Cita Chicago Style (17a ed.)

Hopkins, Terence K., y Immanuel Maurice Wallerstein. World-systems Analysis: Theory and Methodology. Beverly Hills [etc.]: Sage Publications, 1982.

Cita MLA (9a ed.)

Hopkins, Terence K., y Immanuel Maurice Wallerstein. World-systems Analysis: Theory and Methodology. Sage Publications, 1982.