Erwin Haya
Erwin Haya has written at least 2 books. Their most popular book is Grammar Girl Presents the Ultimate Writing Guide for Students with 3 saves with an average rating of 3⭐.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
2 primary booksAuthored 50% of series
Secret Identities
Secret Identities is a 2-book series with 2 released primary works first released in 2008 with contributions by Vince Sunico, Jamie Ford, and Glenn Urieta.
#1
