Frontmatter.

MLA

Kurz, Heinz D., and Neri Salvadori. “Frontmatter.” Theory of Production (9780521588676), Jan. 1995, pp. i–vi. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edb&AN=77124484&authtype=sso&custid=ns315887.

APA

Kurz, H. D., & Salvadori, N. (1995). Frontmatter. Theory of Production (9780521588676), i–vi.

Chicago

Kurz, Heinz D., and Neri Salvadori. 1995. “Frontmatter.” Theory of Production (9780521588676), January, i–vi. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edb&AN=77124484&authtype=sso&custid=ns315887.