Cita APA (7th ed.)

Robins, W. P. (1922). Etching craft: A guide for students and collectors. Bookman's Journal & Print Collector.

Cita Chicago (17th ed.)

Robins, W. P. Etching Craft: A Guide for Students and Collectors. Lond.: Bookman's Journal & Print Collector, 1922.

Cita MLA (8th ed.)

Robins, W. P. Etching Craft: A Guide for Students and Collectors. Bookman's Journal & Print Collector, 1922.