Essentials of chemistry,
by John C. Hessler, and ALbert L. Smith.

APA Citation

Hessler, J. C. (John Charles)., Smith, A. L. (1913). Essentials of chemistry. Rev. ed. (1912) by John C. Hessler. Boston: B.J. Sanborn & co..

MLA Citation

Hessler, John C. (John Charles), 1869-, and Albert L Smith. Essentials of Chemistry. Rev. ed. (1912) by John C. Hessler. Boston: B.J. Sanborn & co., 1913.