There are 2 books by Dorothy O'Callaghan on BookOrb. A strong starting point is The job catalog: Where to find that creative job in Washington/Baltimore in the private sector (1982). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Dorothy O'Callaghan written?
BookOrb lists 2 books by Dorothy O'Callaghan.
Where should I start with Dorothy O'Callaghan?
A good starting point is The job catalog: Where to find that creative job in Washington/Baltimore in the private sector (1982).
What is the Dorothy O'Callaghan books in order list?
In publication order: 1. Mail order USA (1973), 2. The job catalog: Where to find that creative job in Washington/Baltimore in the private sector (1982).