Видео с ютуба Petri Mayer

Петра Майер, «Тайная доктрина и музыка сфер»

NPR's Petra Mayer receives posthumous science fiction award

Encore: The Excellent Petra Mayer (NPR Books Editor) on Writing, Representation, and Keeping Things

NPR Books Editor, Petra Mayer, on writing, representation, and the state of publishing

NPR Books Editor, Petra Mayer | The Innovative Mindset

Petra Mayer - Fliag (Official Video)

Man-The Eternal Pilgrim - Petra Mayer

Petra Mayer 2 | The Innovative Mindset

Petra Mayer & Associates

NPR Books Editor, Petra Mayer | The Innovative Mindset

Petra Mayer

Petra Mayer Speaks About Twinning Your Competition & #EXCELerate2021

Petra Mayer 2 | The Innovative Mindset

Who is Petra Mayer of Petra Mayer Consulting?

Petra Mayer - Testimonial

How You Can Get Started With Petra Mayer & Associates Consulting Inc.

Petra Mayer Consulting

Kate Russo in Conversation With Petra Mayer