APA aipamena

Harper, W. A. (1921). The church in the present crisis. Fleming H. Revell.

Chicago Style aipamena

Harper, William Allen. The Church in the Present Crisis. Fleming H. Revell, 1921.

MLA aipamena

Harper, William Allen. The Church in the Present Crisis. Fleming H. Revell, 1921.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.