Cita APA (7a ed.)

Gray, W., & Pinder, G. (1976). Finite elements in water resources (1a ed.). Pentech Press.

Cita Chicago Style (17a ed.)

Gray, W.G, y G.F Pinder. Finite Elements in Water Resources. 1a ed. Londres: Pentech Press, 1976.

Cita MLA (9a ed.)

Gray, W.G, y G.F Pinder. Finite Elements in Water Resources. 1a ed. Pentech Press, 1976.