APA (7e ed.) Bronvermelding

Billingsley, R. S., & Gitman, L. J. J. (2021). Personal Financial Planning (15th.). Cengage Learning.

Chicago (17e ed.) Bronvermelding

Billingsley, Randall S., en Lawrence J. Joehnk Gitman. Personal Financial Planning. 15th. Delhi: Cengage Learning, 2021.

MLA (9e ed.) Bronvermelding

Billingsley, Randall S., en Lawrence J. Joehnk Gitman. Personal Financial Planning. 15th. Cengage Learning, 2021.

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