Gaya APA

Zwaanstra, H. (1991). Catholicity and secession: A study of the ecumenicity in the Christian Reformed Church. Foreword: Clarence Boomsma. . Grand Rapids: Grand Rapids Eerdmans.

Gaya MLA

Zwaanstra, Henry. "Catholicity and secession: A study of the ecumenicity in the Christian Reformed Church. Foreword: Clarence Boomsma. ". Grand Rapids: Grand Rapids Eerdmans, 1991. Buku.