PEARSON, D. (1989). The natural house book: Creating healthy, harmonious and ecologically sound home. Conran Octopus.
Chicago-viite (17. p.)PEARSON, David. The Natural House Book: Creating Healthy, Harmonious and Ecologically Sound Home. London: Conran Octopus, 1989.
MLA-viite (9. p.)PEARSON, David. The Natural House Book: Creating Healthy, Harmonious and Ecologically Sound Home. Conran Octopus, 1989.
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