De antiquis Ecclesiae ritibus.

Mode of access: Internet.

Jacobi Sirmondi ... Opera varia ... : accedunt S. Theodori Studitae epistolae aliaque scripta dogmatica, nunquam antea Graece vulgata, pleraque Sirmondo interprete.

Mode of access: Internet.

Organizational maintenance manual : loader-transporter, guided missile, XM501E3 (Hawk guided missile system), part number 11675300, NSN 1450-00-066-8873).

"June 1979."

Historia de la insigne ciudad de Segouia y conpendio [sic] delas [sic] historias de Castilla /

Mode of access: Internet.