Stock photography, photos: Frustrated man Stock photos of Man in the office looking frustrated through his glasses Photograph: © Klaus-Peter Wolf Click for a larger image and more information Keywords associated with this stock photo: 1, 40 bis 45 Jahre, 40 bis 50 Jahre, 40-45 Jahre, 40-50 Jahre, 45 bis 50 Jahre, 45-50 Jahre, beobachten, beobachtet, Blick, blicken, blickt, Brille, Brillen, ein, einzeln, Erwachsene, Erwachsener, Falte, Falten, Firma, Geschäftsleute, Geschäftsmann, Geschäftsmänner, Gesicht, Gesichter, hält, halten, innen, Innenaufnahme, Konzept, Mann, Männer, männlich, Mensch, Menschen, Person, Personen, Portrait, Portraits, schauen, schaut, Sorge, sorgen, Sorgen, sorgt, symbolisch, Unternehmer, Wirtschaft, 1, 40 to 45 years, 40 to 50 years, 40-45 years, 40-50 years, 45 to 50 years, 45-50 years, adult, adults, business, businessman, Businessmen, businesspeople, businessperson, company, concept, concepts, concern, concerns, economy, entrepreneur, entrepreneurs, eyeglasses, face, faces, gaze, gazes, gazing, glasses, hold, holding, holds, indoor photo, indoors, inside, interior, look, looking, looks, male, man, men, one, people, person, persons, portrait, portraits, single, spectacles, symbolic, watch, watches, watching, worries, worry, worrying, wory, wrinkle, wrinkles, kpwl_030525_009_kritsische_pruefung