Popular Photography and Harvard Business Review, are American media of what type?
Popular Photography: Popular Photography, formerly known as Popular Photography & Imaging, also called Pop Photo, was a monthly American consumer magazine that at one time had the largest circulation of any imaging magazine, with an editorial staff twice the size of its nearest competitor. Harvard Business Review: The Harvard Business Review (HBR) is a general management magazine published by Harvard Business Publishing, a wholly owned subsidiary of Harvard University.
magazine