APA način citiranja (7. izdanje)

ebrary, Inc, Langley, E. J., & Knowles, R. B. (2012). Psychology of sadness. Nova Science Publishers.

Čikaški stil citiranja (17. izdanje)

ebrary, Inc, Emile J. Langley, i Roger B. Knowles. Psychology of Sadness. New York: Nova Science Publishers, 2012.

MLA način citiranja (9. izdanje)

ebrary, Inc, et al. Psychology of Sadness. Nova Science Publishers, 2012.