APA
Trager J., . (1979). The people's chronology : A year-by-year record of human events from prehistory to the present. New York: Holt.
Chicago
Trager James, . 1979. The people's chronology : A year-by-year record of human events from prehistory to the present. New York: Holt.
Harvard
Trager J., . (1979). The people's chronology : A year-by-year record of human events from prehistory to the present. New York: Holt.
MLA
Trager James, . The people's chronology : A year-by-year record of human events from prehistory to the present. New York: Holt. 1979.
TextoIdioma: Inglés Editor: New York Holt 1979ISBN: