Autor
Sears, Francis W.
Zemansky, Mark W.
8
Young, Hugh D.
5
Freedman, Roger A,
2
Yusta Almarza, Albino
2
Albino Yusta Almarza,
1
Enríquez Brito, Antonio P,
1
Ford, A. Lewis,
1
García Hernández, Ana Elizabeth
1
Molina Brito, Bertha
1
Valle Díaz Muñoz, Gabriela del,
1
Zemansky, Mark
1
Zemansky, Mark Waldo
1