Cita APA (7th ed.)

Picton H. W. Harold & Roscoe H. Henry. (1889). The Story of Chemistry. London, Isbister and Company Limited, 1889.

Cita Chicago (17th ed.)

Picton H. W. Harold i Roscoe H. Henry. The Story of Chemistry. London, Isbister and Company Limited, 1889, 1889.

Cita MLA (9th ed.)

Picton H. W. Harold i Roscoe H. Henry. The Story of Chemistry. London, Isbister and Company Limited, 1889, 1889.