Cita APA (7th ed.)

International Association of Hydrogeologists & Simmers, I. (1997). Recharge of phreatic aquifers in (semi-) arid areas. A. A. Balkema.

Cita Chicago (17th ed.)

International Association of Hydrogeologists i Ian Simmers. Recharge of Phreatic Aquifers in (semi-) Arid Areas. Rotterdam: A. A. Balkema, 1997.

Cita MLA (8th ed.)

International Association of Hydrogeologists i Ian Simmers. Recharge of Phreatic Aquifers in (semi-) Arid Areas. A. A. Balkema, 1997.