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Sheila Ostrander

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Superlearning

By Sheila Ostrander, Lynn Schroeder, Nancy Ostrander

Psychic Discoveries Behind the Iron Curtain

By Sheila Ostrander, Lynn Schroeder

Superlearning 2000: New Triple-fast Ways You Can Learn, Earn and Succeed in the 21st Century

By Sheila Ostrander, Schroeder