Burton, L. M. & Bengtson, V. L. (1985) Black grandmothers: Issues of timing and continuity of roles. In Bengtson, V. L. & Robertson, J. F. (Ed.), Grandparenthood. Thousand Oaks: Sage, pp. 61-77.
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Burton, Linda, und Bengston, Vem (1985), Black Grandmothers: issues of timing and continuity of roles. In: Vem Bengston/Linda Robertson (Hg.): Grandparenthood. Beverly Hills.
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Burton, L. M., Bengtson, V. L. (1985). Black grandmothers: Issues of timing and continuity of roles. Thousand Oaks: Sage. Grandparenthood, pp. 61-77.
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