Helmstetter, Shad (Personal Name)

His What to say when you talk to yourself, c1986: t.p. (Shad Helmstetter) jkt. (Ph.D., behavorial psychologist)

Helmstetter, Shad. 365 days of positive self-talk for finding your purpose [ER], 2016 : title page frame (by Shad Helmstetter, Ph.D.)