Griffin, D. E. (1970). New ways to learn: Practical methods for Christian teaching. Concordia Pub. House.
Chicago-viite (17. p.)Griffin, Dale E. New Ways to Learn: Practical Methods for Christian Teaching. Saint Louis: Concordia Pub. House, 1970.
MLA-viite (8. p.)Griffin, Dale E. New Ways to Learn: Practical Methods for Christian Teaching. Concordia Pub. House, 1970.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.