Cita APA (7th ed.)
ebrary, Inc, & Canfield, M. R. (2011). Field notes on science & nature. Harvard University Press.
Cita Chicago (17th ed.)
ebrary, Inc, i Michael R. Canfield. Field Notes on Science & Nature. Cambridge, Mass.: Harvard University Press, 2011.
Cita MLA (9th ed.)
ebrary, Inc, i Michael R. Canfield. Field Notes on Science & Nature. Harvard University Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.