Cita APA (7th ed.)
Barr, S. M. (2006). A student's guide to natural science (First edition.). ISI Books.
Cita Chicago (17th ed.)
Barr, Stephen M. A Student's Guide to Natural Science. First edition. Wilmington, DE: ISI Books, 2006.
Cita MLA (9th ed.)
Barr, Stephen M. A Student's Guide to Natural Science. First edition. ISI Books, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.