Gaya APA

Martin-Schramm, J, B. (1997). Population perils and the Churches's response. Preface: Aruna Gnanadason. . Geneva: Geneva WCC Publications.

Gaya MLA

Martin-Schramm, James, B.. "Population perils and the Churches's response. Preface: Aruna Gnanadason. ". Geneva: Geneva WCC Publications, 1997. Buku.