Gregorio F. Zaide (Zaide, Gregorio F.)

• 
  Documentary Sources of Philippine History
  by Sonia M. Zaide, Gregorio F. Zaide
  Hardcover, National Book Store, ISBN 9710843486 (971-08-4348-6)
• 
  History of the Republic of the Philippines
  by Gregorio F. Zaide, Sonia Z. Pritchard
  Softcover, National Book Store, ISBN 9710803573 (971-08-0357-3)
• 
  Jose Rizal: Buhay, Mga Ginawa at Mga Sinulat Ng Isang Henyo, Manunulat, Siyentipiko, at Pambansang Bayani
  by Jose Rizal, Sonia M. Zaide, Gregorio F. Zaide
  Hardcover, ISBN 9716420447 (971-642-044-7)
• 
  Jose Rizal: Life, Works, and Writings of a Genuis, Writer, Scientist, and National Hero
  by Sonia M. Zaide, Gregorio F. Zaide
  Hardcover, National Book Store, ISBN 9710805207 (971-08-0520-7)
• 
  via
  The Philippines: A Unique Nation
  by Sonia M. Zaide, Gregorio F. Zaide
  Hardcover, ISBN 9716420641 (971-642-064-1)