APA
Bloem D. B., . (1977). Challenging Bible crossword puzzles. Grand Rapis: Zondervan Pub. House.
Chicago
Bloem Diane Brummel, . 1977. Challenging Bible crossword puzzles. Grand Rapis: Zondervan Pub. House.
Harvard
Bloem D. B., . (1977). Challenging Bible crossword puzzles. Grand Rapis: Zondervan Pub. House.
MLA
Bloem Diane Brummel, . Challenging Bible crossword puzzles. Grand Rapis: Zondervan Pub. House. 1977.