Ruder, R., & Campos, S. (2010). Babushka's beauty secrets: Old world tips for a glamorous new you. Wellness Central.
Lua i Stíl Chicago (17ú heag.)Ruder, Raisa, agus Susan Campos. Babushka's Beauty Secrets: Old World Tips for a Glamorous New You. New York: Wellness Central, 2010.
Lua MLA (8ú heag.)Ruder, Raisa, agus Susan Campos. Babushka's Beauty Secrets: Old World Tips for a Glamorous New You. Wellness Central, 2010.
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