APA-referens (7:e uppl.)

Tan, H. H. (1991). Leadership development at a training center in the Philippines. U.M.I.

Chicago-referens (17:e uppl.)

Tan, Henry Heng-Lee. Leadership Development at a Training Center in the Philippines. Ann Arbor, Mich: U.M.I, 1991.

MLA-referens (9:e uppl.)

Tan, Henry Heng-Lee. Leadership Development at a Training Center in the Philippines. U.M.I, 1991.