The book about Helen Escobedo's work:

English version: HELEN ESCOBEDO, FOOTSTEPS IN THE SAND. Ed. Turner, 2004
by Graciela Schmilchuk
Spanish version: HELEN ESCOBEDO: PASOS EN LA ARENA, 2001
ISBN (Mexico): 84-7506-515-5
ISBN (Europe): 968- 5011-20-6