Cita APA (7a ed.)

Biblioteca apostolica vaticana. (1989). The Vatican library: Its history and treasures. Belser Incorporated.

Cita Chicago Style (17a ed.)

Biblioteca apostolica vaticana. The Vatican Library: Its History and Treasures. Yorktown Heights: Belser Incorporated, 1989.

Cita MLA (9a ed.)

Biblioteca apostolica vaticana. The Vatican Library: Its History and Treasures. Belser Incorporated, 1989.