More About Retrogrades Author: Helen Garrett Price: $7.50 Delivery: Shipped Facts, figures and some intepretation of planetary retrogrades in geocentric with consideration to heliocentric positions.	Retrograde Planets Author: Erin Sullivan Price: $18.95 Delivery: Shipped The influence of natal and transiting retrograde planets.
Retrogrades Author: Mohan Koparkar Price: $7.95 Delivery: Shipped How to delineate retrograde planets in natal and mundane astrology.	Understanding Retrogrades Author: Helen J. Adams Price: $14.95 Delivery: Shipped Interpretation of natal, progressed and transiting retrograde planets. Emphasis on their health effects.