APA aipamena

Muller, Z., & Litwin, H. (2011). Grandparenting and psychological well-being: How important is grandparent role centrality? Eur J Ageing.

Chicago Style aipamena

Muller, Ziva, and Howard Litwin. "Grandparenting and Psychological Well-being: How Important Is Grandparent Role Centrality?" Eur J Ageing 2011.

MLA aipamena

Muller, Ziva, and Howard Litwin. "Grandparenting and Psychological Well-being: How Important Is Grandparent Role Centrality?" Eur J Ageing 2011.