APA (7e ed.) Bronvermelding

Ruder, R., & Campos, S. (2010). Babushka's beauty secrets: Old world tips for a glamorous new you. Wellness Central.

Chicago (17e ed.) Bronvermelding

Ruder, Raisa, en Susan Campos. Babushka's Beauty Secrets: Old World Tips for a Glamorous New You. New York: Wellness Central, 2010.

MLA (8e ed.) Bronvermelding

Ruder, Raisa, en Susan Campos. Babushka's Beauty Secrets: Old World Tips for a Glamorous New You. Wellness Central, 2010.