ESTRINI , U. T. (2007). SYMBOLISM ON GERARD MANLEY HOPKINS POEMS: A SEMIOTICS APPROACH.
芝加哥风格引文ESTRINI , UPIT TRIE. SYMBOLISM ON GERARD MANLEY HOPKINS POEMS: A SEMIOTICS APPROACH. 2007.
MLA引文ESTRINI , UPIT TRIE. SYMBOLISM ON GERARD MANLEY HOPKINS POEMS: A SEMIOTICS APPROACH. 2007.
警告：这些引文格式不一定是100％准确.