Dyfyniad APA

Cassel, C. K. (1994). Researching the health needs of elderly people. BMJ Group.

Dyfyniad Arddull Chicago

Cassel, C. K. Researching the Health Needs of Elderly People. BMJ Group, 1994.

Dyfyniad MLA

Cassel, C. K. Researching the Health Needs of Elderly People. BMJ Group, 1994.

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