You can find valuable information on Delft tiles on 2 website updated by the Dutch art historian Hans van Lemmen, and the German specialist of Rotterdam tiles Wilhelm Joliet. Both are authors of many books and articles about Dutch tiles. The Tile Museum of Otterlo, Netherlands, is also a rich source of information on tiles produced in Holland.
The following first 6 books relate to Delft tiles and the history of Dutch tiles in general: tiles from Rotterdam, Utrecht, Makkum, etc. The last book is about the broader topic of ceramic tile in architecture: Islamic tiles, medieval pavements, Moroccan zellige, Mudejar ceramics, Spanish and Portuguese azulejos, Italian Renaissance tiles, Art Nouveau murals, etc.
Delftware
by Hans van Lemmen,
Laurence King Ltd, London, 1997
(in English)
La Céramique anversoise de la Renaissance, de Venise à Delft
by Claire Dumortier,
Anthèse, Paris, 1997
(in French)
The Dutch tile, 1570-1930
by Jan Pluis,
Primavera Pers, Leiden, 1997
(in Dutch and English)
Die Geschichte der Fliese
by Wilhelm Joliet,
Rudolf Müller, Cologne, 1996
(in German)
Utrechtse tegels
Peter Spangers,
Uitgeverij Stili Novi, 2013
(in Dutch)
Nederlandse Majolica
1150 - 1650
by Dr. Pieter Biesboer,
E. Van Drecht, Amsterdam, 1997
(in Dutch)
Azulejos, Les Métamorphoses de l’azur
Ed. Ars Latina, Paris, 1994 (in French and Spanish)