APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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