APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, & Volkerts, B. D. (2011). Yttrium: Compounds, production and applications. Nova Science Publishers.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, ба Bradley D. Volkerts. Yttrium: Compounds, Production and Applications. Hauppauge, N.Y.: Nova Science Publishers, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, ба Bradley D. Volkerts. Yttrium: Compounds, Production and Applications. Nova Science Publishers, 2011.