Clarke, C. D., & Hoshall, E. M. (1939). Illustration: Its technique and application to the sciences. John D. Lucas Co.
Chicago-viite (17. p.)Clarke, Carl Dame, ja Edward Melchor Hoshall. Illustration: Its Technique and Application to the Sciences. Baltimore: John D. Lucas Co, 1939.
MLA-viite (9. p.)Clarke, Carl Dame, ja Edward Melchor Hoshall. Illustration: Its Technique and Application to the Sciences. John D. Lucas Co, 1939.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.