एपीए उद्धरण

Kirkwood, N. (2004). Weathering and durability in landscape architecture: Fundamentals, practices, and case studies. Hoboken, N.J: John Wiley & Sons.

शिकागो स्टाइल उद्धरण

Kirkwood, Niall. Weathering and Durability in Landscape Architecture: Fundamentals, Practices, and Case Studies. Hoboken, N.J: John Wiley & Sons, 2004.

एमएलए उद्धरण

Kirkwood, Niall. Weathering and Durability in Landscape Architecture: Fundamentals, Practices, and Case Studies. Hoboken, N.J: John Wiley & Sons, 2004.