Hèoll, K., Peter, H., & Lèu demann, D. (1982). Water: Examination, assessment, conditioning, chemistry, bacteriology, biology. Walter De Gruyter.
Chicagoスタイル(17版)引用形式Hèoll, Karl, Helmut Peter, , Dietrich Lèu demann. Water: Examination, Assessment, Conditioning, Chemistry, Bacteriology, Biology. Berlin: Walter De Gruyter, 1982.
MLA(9版)引用形式Hèoll, Karl, et al. Water: Examination, Assessment, Conditioning, Chemistry, Bacteriology, Biology. Walter De Gruyter, 1982.
警告: この引用は必ずしも正確ではありません.