APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, Henle, M., & Hopkins, B. (2012). Martin Gardner in the twenty-first century. Mathematical Association of America.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, Michael Henle, ба Brian Hopkins. Martin Gardner in the Twenty-first Century. Washington, D.C.: Mathematical Association of America, 2012.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. Martin Gardner in the Twenty-first Century. Mathematical Association of America, 2012.