APA (7. basım) Alıntı

(2009). Calcium and Magnesium in Drinking-Water. s.n.

Chicago Style (17. basım) Atıf

Calcium and Magnesium in Drinking-Water. Washington, D.C: s.n, 2009.

MLA (9th ed.) Atıf

Calcium and Magnesium in Drinking-Water. s.n, 2009.