Astrology of Relationships

• Stephen Arroyo
  Relationships & Life Cycles: Astrological Patterns of Personal Experience
  (a wealth of material on synastry and transits)
  Order at www.midheavenbooks.com (UK)
  Order at www.amazon.com (international)
  
  
• Ron Davison
  Synastry - Understanding Human Relations Through Astrology
  (A comprehensive work on understanding human relations through astrology)
  Order at www.midheavenbooks.com (UK)
  Order at www.amazon.com (international)
  
  
• Liz Greene
  Relationships - and how to survive them
  (Part one: The Composite Chart, Part Two: The Eternal Triangle)
  CPA Press
  Order at www.midheavenbooks.com (international)
  
  
• Robert Hand
  Planets in Composite
  (In his lucid and systematic style, Hand has produced the definitive reference work)
  Order at www.midheavenbooks.com (UK)
  Order at www.amazon.com (international)
  
  
• Marion March / Joan McEvers
  The Only Way to Learn About Relationships
  (Good synastry book - packed with charts of the famous, including composites)
  Order at www.midheavenbooks.com (UK)
  Order at www.amazon.com (international)