Kellner, R. Family Ill health: An investigation in general practice.
Citazione stile Chigago Style (17a edizione)Kellner, Robert. Family Ill Health: An Investigation in General Practice.
Citatione MLA (8a ed.)Kellner, Robert. Family Ill Health: An Investigation in General Practice.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.