Dyfyniad APA
Fontana, D. (1989). Managing stress. British Psychological Society and Routledge, London ; Chapman & Hall [distributor].
Dyfyniad Arddull Chicago
Fontana, David. Managing Stress. Leicester : New York, NY: British Psychological Society and Routledge, London ; Chapman & Hall [distributor], 1989.
Dyfyniad MLA
Fontana, David. Managing Stress. British Psychological Society and Routledge, London ; Chapman & Hall [distributor], 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.