Brutus, D. (1968). Letters to Martha: And other poems from a South African prison. Heinemann.
芝加哥风格引文Brutus, Dennis. Letters to Martha: And Other Poems from a South African Prison. London: Heinemann, 1968.
MLA引文Brutus, Dennis. Letters to Martha: And Other Poems from a South African Prison. Heinemann, 1968.
警告：这些引文格式不一定是100％准确.