United States Salinity Laboratory Staff & Richards, L. A. (1954). Diagnosis and improvement of saline and alkali soils. United States Department of Agriculture.
Παραπομπή σε μορφή Chicago (17η εκδ.)United States Salinity Laboratory Staff και L. A. Richards. Diagnosis and Improvement of Saline and Alkali Soils. [S.l.]: United States Department of Agriculture, 1954.
Παραπομπή σε μορφή MLA (8th εκδ.)United States Salinity Laboratory Staff και L. A. Richards. Diagnosis and Improvement of Saline and Alkali Soils. United States Department of Agriculture, 1954.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.