Belcher, R. P. (1991). A layman`s guide to the Sabbath question. Crowne.
Cita Chicago (17th ed.)Belcher, Richard P. A Layman`s Guide to the Sabbath Question. Southbridge: Crowne, 1991.
Cita MLA (9th ed.)Belcher, Richard P. A Layman`s Guide to the Sabbath Question. Crowne, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.