Kirk, K. M., Hickie, I. B., & Martin, N. G. (1999). Fatigue as related to anxiety and depression in a community-based sample of twins aged over 50. Springer.
Chicago Style (17th ed.) CitationKirk, K. M., I. B. Hickie, and N. G. Martin. Fatigue as Related to Anxiety and Depression in a Community-based Sample of Twins Aged over 50. Springer, 1999.
MLA (9th ed.) CitationKirk, K. M., et al. Fatigue as Related to Anxiety and Depression in a Community-based Sample of Twins Aged over 50. Springer, 1999.
Warning: These citations may not always be 100% accurate.