Gaya APA

Hiscox, G, D. (1957). Henley's twentieth century book of formulas, processes and trade secrets . USA: The Norman W. HenleyPublishing company.

Gaya MLA

Hiscox, Gardner, D.. "Henley's twentieth century book of formulas, processes and trade secrets". USA: The Norman W. HenleyPublishing company, 1957. Text.