Cytowanie według stylu APA (wyd. 7)

Hardless, H. R. (1970). Handwriting and thumb-print identification and forensic science: With blocks, illus., sketches, etc. Law Book Co..

Cytowanie według stylu Chicago (wyd. 17)

Hardless, H. R. Handwriting and Thumb-print Identification and Forensic Science: With Blocks, Illus., Sketches, Etc. Allahabad: Law Book Co., 1970.

Cytowanie według stylu MLA (wyd. 8)

Hardless, H. R. Handwriting and Thumb-print Identification and Forensic Science: With Blocks, Illus., Sketches, Etc. Law Book Co., 1970.