APA

Fischer Hart K., Hart T. N., . (1991). Promises to keep. Mahwah: Paulist Press.

Chicago

Fischer Hart Kathleen, Hart Thomas N, . 1991. Promises to keep. Mahwah: Paulist Press.

Harvard

Fischer Hart K., Hart T. N., . (1991). Promises to keep. Mahwah: Paulist Press.

MLA

Fischer Hart Kathleen, Hart Thomas N, . Promises to keep. Mahwah: Paulist Press. 1991.