PEARSON, D. (1989). The natural house book: Creating healthy, harmonious and ecologically sound home. Conran Octopus.
Citazione stile Chigago Style (17a edizione)PEARSON, David. The Natural House Book: Creating Healthy, Harmonious and Ecologically Sound Home. London: Conran Octopus, 1989.
Citatione MLA (9a ed.)PEARSON, David. The Natural House Book: Creating Healthy, Harmonious and Ecologically Sound Home. Conran Octopus, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.