RICHARDS, K. (1982). Rivers: Form and process in alluvial channels. Methuen.
Citazione stile Chigago Style (17a edizione)RICHARDS, Keith. Rivers: Form and Process in Alluvial Channels. London: Methuen, 1982.
Citatione MLA (9a ed.)RICHARDS, Keith. Rivers: Form and Process in Alluvial Channels. Methuen, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.