-
1961
-
1962
-
1963
-
1964
-
1965
-
1966
-
1967
Suggestions to authors of the reports of the United States Geological Survey.
Gepubliceerd in 1978Boek -
1968
The television writer's handbook what to write, how to write it, where to sell it
Gepubliceerd in 1978Boek -
1969
-
1970


