Clark, J. A., Fitzpatrick, F. L., & Smith, E. L. (1944). Science on the march. Houghton Mifflin company.
Lua i Stíl Chicago (17ú heag.)Clark, John Anson, Frederick Linder Fitzpatrick, agus Edith Lillian Smith. Science on the March. Boston, New York [etc.]: Houghton Mifflin company, 1944.
Lua MLA (8ú heag.)Clark, John Anson, et al. Science on the March. Houghton Mifflin company, 1944.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.