Jeffrey, G. R. (1988). Armageddon ; Appointment whit destiny. Frontier Research.
Chicagoスタイル(17版)引用形式Jeffrey, Grant R. Armageddon ; Appointment Whit Destiny. Ontario: Frontier Research, 1988.
MLA(9版)引用形式Jeffrey, Grant R. Armageddon ; Appointment Whit Destiny. Frontier Research, 1988.
警告: この引用は必ずしも正確ではありません.