Rujukan Unsur_surih

  1. H. J. M. Bowen, Trace Elements in Biochemistry. Academic Press, 1966. (2nd edition, 1976.) See also List of micronutrients.
  2. Shier, Butler, Lewis, David, Jackie, Ricki (2016). Hole's Human Anatomy Fourteenth Edition. New York: McGraw Hill Education. m/s. 59. ISBN 978-0-07-802429-0. Selenggaraan CS1: Pelbagai nama: senarai pengarang (link) Selenggaraan CS1: Pelbagai nama: senarai pengarang (link)