APA (7th ed.) Citation

Hudson, R. A. (1971). English complex sentences: An introduction to systemic grammar. North-Holland Pub. Co..

Chicago Style (17th ed.) Citation

Hudson, R. A. English Complex Sentences: An Introduction to Systemic Grammar. Amsterdam: North-Holland Pub. Co., 1971.

MLA (9th ed.) Citation

Hudson, R. A. English Complex Sentences: An Introduction to Systemic Grammar. North-Holland Pub. Co., 1971.

Warning: These citations may not always be 100% accurate.