Παραπομπή APA

Staal, R. (2010). Earning money after you've retired: Inspirational ideas to supplement your pension. Viva.

Παραπομπή Chicago Style

Staal, Rosie. Earning Money After You've Retired: Inspirational Ideas to Supplement Your Pension. New Delhi: Viva, 2010.

Παραπομπή MLA

Staal, Rosie. Earning Money After You've Retired: Inspirational Ideas to Supplement Your Pension. Viva, 2010.