Zaman, S. H. (2010). Who moved my cheese? an amazing way to deal with changes, Dr. Spencer johnson, Vermilion publishing house, London. BRAC University.
Dyfyniad Arddull ChicagoZaman, Sawlat Hilmi. Who Moved My Cheese? an Amazing Way to Deal with Changes, Dr. Spencer Johnson, Vermilion Publishing House, London. BRAC University, 2010.
Dyfyniad MLAZaman, Sawlat Hilmi. Who Moved My Cheese? an Amazing Way to Deal with Changes, Dr. Spencer Johnson, Vermilion Publishing House, London. BRAC University, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.