Cita APA

Philipp, R., Hughes, A. O., & Robertson, M. C. (1982). Stomach cancer and soil metal content. Nature Publishing Group.

Citación estilo Chicago

Philipp, R., A. O. Hughes, y M. C. Robertson. Stomach Cancer and Soil Metal Content. Nature Publishing Group, 1982.

Cita MLA

Philipp, R., A. O. Hughes, y M. C. Robertson. Stomach Cancer and Soil Metal Content. Nature Publishing Group, 1982.