APA-referens (7:e uppl.)

Ionia State Hospital (Michigan). (1912). Report of the Trustees of the Ionia State Hospital at Ionia, Michigan, for the biennial period ending. Wynkoop Hallenbeck Crawford Co., State Printers.

Chicago-referens (17:e uppl.)

Ionia State Hospital (Michigan). Report of the Trustees of the Ionia State Hospital at Ionia, Michigan, for the Biennial Period Ending. Lansing, Mich.: Wynkoop Hallenbeck Crawford Co., State Printers, 1912.

MLA-referens (8:e uppl.)

Ionia State Hospital (Michigan). Report of the Trustees of the Ionia State Hospital at Ionia, Michigan, for the Biennial Period Ending. Wynkoop Hallenbeck Crawford Co., State Printers, 1912.