Daniela lissette ortiz severiano

Evolución de las hojas de calculo

1960 - 1964
1978
1979 - 1980
1983 - Approx. 1983
1983 - Approx. 1985
Approx. 1984 - Approx. 1985
1985 - Approx. 1987
Approx. 1987 - Approx. 1990
Approx. 1990 - Approx. 1995
Approx. 2000 - Approx. 2016