APA-ийн эшлэл(7 дахь хэвлэлт)

Zetsche, U., Ehring, T., & Ehlers, A. (2009). The effects of rumination on mood and intrusive memories after exposure to traumatic material: An experimental study.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Zetsche, U., T. Ehring, ба A. Ehlers. The Effects of Rumination on Mood and Intrusive Memories After Exposure to Traumatic Material: An Experimental Study. 2009.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Zetsche, U., et al. The Effects of Rumination on Mood and Intrusive Memories After Exposure to Traumatic Material: An Experimental Study. 2009.