APA-referens

Hardless, H. R. (1979). Handwriting and thumbprint identification and forensic science (2nd ed.). Law Book Company.

Chicago-stil citat

Hardless, H. R. Handwriting and Thumbprint Identification and Forensic Science. 2nd ed. Allahabad: Law Book Company, 1979.

MLA-referens

Hardless, H. R. Handwriting and Thumbprint Identification and Forensic Science. 2nd ed. Law Book Company, 1979.