1
Publicado 1971
“...Delmar Publishers, Inc. (Albany, New York)...”
2
Publicado 1968
“...Delmar Publishers, Inc. (Albany, New York)...”
3
4
Publicado 1969
“...Delmar Publishers, Inc. (Albany, New York)...”
5
Publicado 1980
“...Delmar Publishers, Inc. (Albany, New York)...”