Cita APA (7th ed.)

Sproul, R. (1990). The mystery of the holy spirit. Tyndale house.

Cita Chicago (17th ed.)

Sproul, R.C. The Mystery of the Holy Spirit. Wheaton: Tyndale house, 1990.

Cita MLA (9th ed.)

Sproul, R.C. The Mystery of the Holy Spirit. Tyndale house, 1990.