Ludwig, A. (2015). The new create an oasis with greywater: Integrated design for water conservation : reuse, rainwater harvesting & sustainable landscaping (Revised & expanded 6th edition.). Oasis Design.
Style de citation Chicago (17e éd.)Ludwig, Art. The New Create an Oasis with Greywater: Integrated Design for Water Conservation : Reuse, Rainwater Harvesting & Sustainable Landscaping. Revised & expanded 6th edition. Santa Barbara, CA: Oasis Design, 2015.
Style de citation MLA (8e éd.)Ludwig, Art. The New Create an Oasis with Greywater: Integrated Design for Water Conservation : Reuse, Rainwater Harvesting & Sustainable Landscaping. Revised & expanded 6th edition. Oasis Design, 2015.
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