Cita APA (7a ed.)

Gerber, R., & Lidstone, J. (1996). Developments and directions in geographical education. Channel View Publications.

Cita Chicago Style (17a ed.)

Gerber, Rodney, y John Lidstone. Developments and Directions in Geographical Education. Clevedon [England]: Channel View Publications, 1996.

Cita MLA (8a ed.)

Gerber, Rodney, y John Lidstone. Developments and Directions in Geographical Education. Channel View Publications, 1996.