-
61
-
62
-
63
Life and labor in ancient Mexico the brief and summary relation of the Lords of New Spain
Gepubliceerd in 1963Boek -
64
-
65
-
66
The masters and the slaves (Casa-grande & senzala) A study in the development of Brazilian civilization.
Gepubliceerd in 1962Boek -
67
-
68
-
69
-
70