APA (7th ed.) Citation

Klooster, F. H. (1987). The Heidelberg Catechism: Origin and History. Calvin Theological Seminary.

Chicago Style (17th ed.) Citation

Klooster, Fred H. The Heidelberg Catechism: Origin and History. Calvin Theological Seminary, 1987.

MLA (8th ed.) Citation

Klooster, Fred H. The Heidelberg Catechism: Origin and History. Calvin Theological Seminary, 1987.

Warning: These citations may not always be 100% accurate.