(1889). Echoes of service. Echoes of service a record of labour for the Lord in many lands.
芝加哥风格引文"Echoes of Service." Echoes of Service a Record of Labour for the Lord in Many Lands 1889.
MLA引文"Echoes of Service." Echoes of Service a Record of Labour for the Lord in Many Lands, 1889.
警告：这些引文格式不一定是100％准确.
