(1996). Manual for soil and water analysis. Leiden: Backhuys publishers.
Trích dẫn kiểu ChicagoManual for Soil and Water Analysis. Leiden: Backhuys publishers, 1996.
ציטוט MLAManual for Soil and Water Analysis. Leiden: Backhuys publishers, 1996.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.