Diffrient, N., Tilley, A. R., & Harman, D. (1981). Humanscale 7/8/9: Portfolio of information : 7. Standing and sitting at work, 8. Space planning for the individual and the public, 9. Access for maintenance, stairs, light, and color. MIT Press.
Chicago Style (17. basım) AtıfDiffrient, Niels, Alvin R. Tilley, ve David Harman. Humanscale 7/8/9: Portfolio of Information : 7. Standing and Sitting at Work, 8. Space Planning for the Individual and the Public, 9. Access for Maintenance, Stairs, Light, and Color. Cambridge, Mass: MIT Press, 1981.
MLA (9th ed.) AtıfDiffrient, Niels, et al. Humanscale 7/8/9: Portfolio of Information : 7. Standing and Sitting at Work, 8. Space Planning for the Individual and the Public, 9. Access for Maintenance, Stairs, Light, and Color. MIT Press, 1981.