Autores
Bastard, Noelia
2
Darwin, Charles
2
Lopez White, A.
2
Vallois, Henri V.
2
Angla Marín, Rafael
1
Bueno, Miguel
1
Day, Michael H. (asesor)
1
Firth, Raymond
1
Hersey, Bob (ilus.)
1
Koenigswald, G.H.R. von
1
Mc Cord, Anne
1
Menghin, Osvaldo F.A.
1
Redfield, Robert
1
Vallois, Henri V.; Vandel, A.; y otros
1