Gaya APA

Boltz, D, F, , (. (1958). Colorimetric determination of nonmetals. (1958). : New York : Interscience Publishers, Inc.,.

Gaya MLA

Boltz, David, F., , (ed). "Colorimetric determination of nonmetals.". 1958 : New York : Interscience Publishers, Inc.,, 1958. Text.