Two eminent scientists debate UFO incidents, persuasive cases, and exploration of what we still need to know about the phenomena. The Edge of Reality is an invaluable work that gives insight into the thinking of Hynek and Vallee's research and investigations into UFOs.
The UFO Abduction Book
Brad Steiger
audiobook
In Plain Sight
Ross Coulthart
audiobook
Human & Alien UFO Anti-Gravity Research
Martin K. Ettington
audiobook
UFO : The Inside Story of the US Government's Search for Alien Life Here—and Out There
Garrett M. Graff
audiobook
Cosmos and Psyche
Richard Tarnas
audiobook
The UFO Experience : Evidence Behind Close Encounters, Project Blue Book, and the Search for Answers
J. Allen Hynek
audiobook
Preproducción de sistemas multimedia
Carlos Alberto Peláez Ayala, Andrés Fernando Solano Alegría, Antoni Granollers Saltiveri
book
Principia : "The Mathematical Principles of Natural Philosophy"
Isaac Newton
book
Consejos de marketing por correo electrónico
Avneet Kumar Singla
book
Siete claves para hacer un webinar exitoso : Todo lo que querías saber, pero que no te atrevías a preguntar
Óscar Augusto Valbuena Aguirre
book
SAP on Azure Implementation Guide
Nick Morgan, Bartosz Jarkowski
book
De las políticas educativas a las prácticas escolares
Carmen Rodríguez Martínez, Francisco Imbernón Muñoz
book