APA (7e ed.) Bronvermelding

Collison, J. (2003). Older workers survey. Society for Human Resource Management.

Chicago (17e ed.) Bronvermelding

Collison, Jessica. Older Workers Survey. Alexandria, VA: Society for Human Resource Management, 2003.

MLA (8e ed.) Bronvermelding

Collison, Jessica. Older Workers Survey. Society for Human Resource Management, 2003.

Let op: Deze citaties zijn niet altijd 100% accuraat.