JACKSON, H., & PENROSE, B. (1996). Grammar and meaning: A semantic approach to english grammar book 1.-- ed.1. LP3B UT.
Lua i Stíl Chicago (17ú heag.)JACKSON, Howard, agus Brenda PENROSE. Grammar and Meaning: A Semantic Approach to English Grammar Book 1.-- Ed.1. Jakarta: LP3B UT, 1996.
Lua MLA (9ú heag.)JACKSON, Howard, agus Brenda PENROSE. Grammar and Meaning: A Semantic Approach to English Grammar Book 1.-- Ed.1. LP3B UT, 1996.
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