1. Aarts, B. 2008. English Syntax and Argumentation.
3rd edition. London: Palgrave Macmillan. 10.1007/978-0-230-36647-3_1
2. Agbo, M. 2015. Causativity and Transitivity in Igbo. Journal
of Universal Language 16.2, 1-25. 10.22425/jul.2015.16.2.1
3. Akinkugbe, F. 1978. A Comparative Phonology of Yoruba Dialect,
Isekiri and Ígálâ. Ph.D. Dissertation, University of Ibadan.
4. Akmajian, A. et al. 2006. Linguistics: An Introduction to
Language and Communication. 5th edition. New Delhi: Prentice-Hall
of India Private Limited.
5. Baker, M. 1985. The Mirror Principle and Morphosyntactic
Explanation. Linguistic Inquiry 16.3, 373-415.