Cita APA (7a ed.)
Lockheed, M. E., Bloch, D., & Verspoor, A. (1991). Improving primary education in developing countries.
Cita estilo Chicago (17a ed.)
Lockheed, Marlaine E., Deborah Bloch, y Adriaan Verspoor. Improving Primary Education in Developing Countries. 1991.
Cita MLA (9a ed.)
Lockheed, Marlaine E., et al. Improving Primary Education in Developing Countries. 1991.
Precaución: Estas citas no son 100% exactas.