Lassroom Strategies for English Language Learners

I need to write a research paper on classroom strategies for English Language Learners. Please note Im in a preschool (3 year old) classroom so it should reflect in this area. I need bibliography a minimum of 5 sources. My professor mentioned for me to use two particular books for this paper.
One Child, Two Languages 2nd Edition, by Patton O. Tabors
The second book: Many Languages, One Classroom: Teaching Dual English Language Learners By: Karen Nemeth
All resources from collage libaries must be peer reviewed. You may also use NAEYC website there are many article/journals you can use for a reference as well. (Im Eastern Standard Time Zone)If you have any question, please do not hesitate to call.