Top 10 Publishing Houses Listed @Twitter #1 (November)

(According to the number of lists where Publishers are included in Twitter:):

#1: @PenguinBooks (Listed 504)
#2: @OReillyMedia (Listed 406)
#3: @randomhouse (Listed 387)
#4: @littlebrown (Listed 360)
#5: @ChronicleBooks (Listed 358)
#6: @simonschuster (Listed 347)
#7: @torbooks (Listed 307)
#8: @vintagebooks (Listed 202)
#9: @scholastic (Listed 195)
#10: @HarlequinBooks (Listed 181)