Frommer's frugal traveler's guides.
New York : Macmillan,
1996-1997.
"A Frommer book."
Each issue has an amount in the title, i.e. '96 has $60.
Vols. for 1997-   called 4th ed.-
Frommer's budget travel guide. London ... on $ ... a day
Frommer's London from $ ... a day