Asociación General de la Iglesia Adventista del Séptimo Día. Departamento de Educación. (1924). School manual for secretaries superintendents elementary, secondary, and normal teachers school boards patrons and church members. Pacific Press.
Cita Chicago (17th ed.)Asociación General de la Iglesia Adventista del Séptimo Día. Departamento de Educación. School Manual for Secretaries Superintendents Elementary, Secondary, and Normal Teachers School Boards Patrons and Church Members. Pacific Press, 1924.
Cita MLA (9th ed.)Asociación General de la Iglesia Adventista del Séptimo Día. Departamento de Educación. School Manual for Secretaries Superintendents Elementary, Secondary, and Normal Teachers School Boards Patrons and Church Members. Pacific Press, 1924.