Malpas, W. (2007). Land Art: In close-up (2nd ed.). Crescent Moon.
Cita Chicago Style (17a ed.)Malpas, William. Land Art: In Close-up. 2nd ed. Maidstone: Crescent Moon, 2007.
Cita MLA (9a ed.)Malpas, William. Land Art: In Close-up. 2nd ed. Crescent Moon, 2007.
Precaución: Estas citas no son 100% exactas.