{{EL}}* [https://books.google.com.br/books?id=j1fRCmw8zn8C&pg=PA11&dq=%22ammonium+mandelate&hl=en&sa=X&ved=0CBwQ6AEwAGoVChMI8_qX1IyfxwIVjBOQCh3LUwGl#v=onepage&q=%22ammonium%20mandelate&f=false U.S. Foreign Trade, Statistical Classification of Domestic and Foreign ...]
{{EL}}* [https://books.google.com.br/books?id=xp4TAQAAMAAJ&q=%22ammonium+mandelate&dq=%22ammonium+mandelate&hl=en&sa=X&ved=0CCIQ6AEwAWoVChMI8_qX1IyfxwIVjBOQCh3LUwGl Practice of pharmacy], Joseph Price Remington, Ernest Fullerton Cook, Eric Wentworth Martin
{{EL}}* [https://books.google.com.br/books?id=Owuv-c9L_IMC&pg=PA618&dq=%22ammonium+mandelate&hl=en&sa=X&ved=0CD0Q6AEwBmoVChMI8_qX1IyfxwIVjBOQCh3LUwGl#v=onepage&q=%22ammonium%20mandelate&f=false Concise Encyclopedia Chemistry], Mary Eagleson