Theoretical Framework
The goal of this study is to find the levels of intrinsic and extrinsic motivation of students learning English in public and private schools, in Bangkok. This study used the theory developed as part of educational psychology and has been applied to language learning – Socio –Educational model by Robert Gardner (1985). Gardner and Lambert developed in a social Psychological motivation of L2 (English as a second language), they suggested that individuals’ motivation to learn an L2 is nurtured by attitudes toward the L2 community and goals, or orientations, sought through the acquisition through these researchers identified to integrative motivation refers to a desire to learn the L2 when it has to social with community of the L2. This orientation can be contrasted with the instrumental orientation, which refers to a desire to learn the L2 to achieve some practical goal, such as a higher grade or better job.
According to Gardner and Lambert (1972), the motivation can be divided into two types: integrative and instrumental. Motivation referring to positive attitudes and feelings toward the language target group, and instrumental motivation is referring to the potential utilitarian gains of second language (L2) or the foreign language (EFL) proficiency, such as studying English to enter a University (Lucas, 2010). Dornyei’s Process Model of motivation for foreign language learning (EFL), Ryan & Deci’s Self- Determination Theory on intrinsic