Cita APA (7a ed.)

Kort, J. J. M. A. d. (1952). In memoriam Father Johan Stein S.J., 1871-1951. Specola vaticana.

Cita Chicago Style (17a ed.)

Kort, Jules Jacques Marie Adriaan de‏. In Memoriam Father Johan Stein S.J., 1871-1951. Città del Vaticano: Specola vaticana, 1952.

Cita MLA (9a ed.)

Kort, Jules Jacques Marie Adriaan de‏. In Memoriam Father Johan Stein S.J., 1871-1951. Specola vaticana, 1952.