Materiála du geavahussii : Toxic chemicals : risk prevention through use reduction / Thomas E. Higgins and Jayanti A. Sachdev, Stephen A. Engleman.

Bajilčálus : Toxic chemicals : risk prevention through use reduction / Thomas E. Higgins and Jayanti A. Sachdev, Stephen A. Engleman.

Hildobáiki : Ii hildodieđu

Dilli : Dovdameahttun