Epstein, S. (1960). The first book of measurement. F. Watts.
Cita Chicago Style (17a ed.)Epstein, Sam. The First Book of Measurement. New York: F. Watts, 1960.
Cita MLA (9a ed.)Epstein, Sam. The First Book of Measurement. F. Watts, 1960.
Precaución: Estas citas no son 100% exactas.