Horizon Information Portal

	Series	Count
1.	Twayne's oral history series	2
2.	Twayne's social movements series	0
3.	See Social movements past and present	12
4.	Twayne's studies in literary themes and genres	0
5.	See Studies in literary themes and genres	2
6.	Twayne's studies in short fiction	13
7.	Twayne's studies in short fiction series	0
8.	See Twayne's studies in short fiction	13
9.	Twayne's themes in right-wing politics and ideology series ;	1
10.	Twayne's twentieth-century American biography series.	7
11.	Twayne's United States authors series	122
12.	Twayne's United States authors series. Children's literature.	5
13.	Twayne's United States authors series. Young adult authors.	2