Hill, T. G. (1915). The essentials of illustration: A practical guide to the reproduction of drawings & photographs for the use of scientists & others. Wesley.
Citazione stile Chigago Style (17a edizione)Hill, Thomas George. The Essentials of Illustration: A Practical Guide to the Reproduction of Drawings & Photographs for the Use of Scientists & Others. Lond.: Wesley, 1915.
Citatione MLA (8a ed.)Hill, Thomas George. The Essentials of Illustration: A Practical Guide to the Reproduction of Drawings & Photographs for the Use of Scientists & Others. Wesley, 1915.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.