Releases by Gilbert B Jansen

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Cover for Gilbert B Jansen · A Consideration of Some Major Learning Principles Involved in Effective Training Film Production. (Paperback Book) (2021)
Paperback Book
A Consideration of Some Major Le...
Gilbert B Jansen
Cover for Gilbert B Jansen · A Consideration of Some Major Learning Principles Involved in Effective Training Film Production. (Hardcover Book) (2021)
Hardcover Book
A Consideration of Some Major Le...
Gilbert B Jansen