Richman. Finding Stillness in a Noisy World. University of Utah Press.
Citazione stile Chigago Style (17a edizione)Richman. Finding Stillness in a Noisy World. University of Utah Press.
Citatione MLA (9a ed.)Richman. Finding Stillness in a Noisy World. University of Utah Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.