Παραπομπή σε μορφή APA (7η εκδ.)
Symposium on Water-Repellent Soils (1968 : Riverside, California), University of California. Dry-lands Research Institute, United States. National Science Foundation, University of California, Debano Leonard F., & Letey John. (1969). Water-repellent soils: Proceedings of the symposium on water-repellent soils held at the university of California, Riverside, May 6-10, 1968. University of California.
Παραπομπή σε μορφή Chicago (17η εκδ.)
Symposium on Water-Repellent Soils (1968 : Riverside, California), University of California. Dry-lands Research Institute, United States. National Science Foundation, University of California, Debano Leonard F., και Letey John. Water-repellent Soils: Proceedings of the Symposium on Water-repellent Soils Held at the University of California, Riverside, May 6-10, 1968. University of California, 1969.
Παραπομπή σε μορφή MLA (9th εκδ.)
Symposium on Water-Repellent Soils (1968 : Riverside, California), et al. Water-repellent Soils: Proceedings of the Symposium on Water-repellent Soils Held at the University of California, Riverside, May 6-10, 1968. University of California, 1969.
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