Kramer, P. J. (1969). Plant & soil water relationships: A modern synthesis. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Kramer, Paul Jackson. Plant & Soil Water Relationships: A Modern Synthesis. New York: McGraw-Hill, 1969.
Lua MLA (9ú heag.)Kramer, Paul Jackson. Plant & Soil Water Relationships: A Modern Synthesis. McGraw-Hill, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.