Citazione Stile APA (7a Edizione)

Grey , E. C. (1925). Practical chemistry by micro-methods. W. Heffer.

Citazione stile Chigago Style (17a edizione)

Grey , Egerton Charles. Practical Chemistry by Micro-methods. Cambridge: W. Heffer, 1925.

Citatione MLA (9a ed.)

Grey , Egerton Charles. Practical Chemistry by Micro-methods. W. Heffer, 1925.