APA Style
Keller, Helen Rex. (1949).
The readers digest of books (New and Greatly Enlarged Edition).
New York:
The Macmillan Company.
Chicago Style
Keller, Helen Rex.
The readers digest of books.
New and Greatly Enlarged Edition
New York:
The Macmillan Company,
1949.
Text.
MLA Style
Keller, Helen Rex.
The readers digest of books.
New and Greatly Enlarged Edition
New York:
The Macmillan Company,
1949.
Text.
Turabian Style
Keller, Helen Rex.
The readers digest of books.
New and Greatly Enlarged Edition
New York:
The Macmillan Company,
1949.
Print.