Tesis ini membahas pengaruh sumber-sumber efikasi diri pengambilan keputusan karier dan efikasi diri pengambilan keputusan karier terhadap adaptabilitas karier remaja. Penelitian ini adalah penelitian kuantitatif dengan desain analisis jalur menggunakan teknik analisis regresi dengan melibatkan 305 partisipan dari dua universitas swasta di Jakarta Barat. Hasil penelitian memperlihatkan bahwa sumber-sumber efikasi diri memberikan pengaruh signifikan terhadap efikasi diri pengambilan keputusan karier, efikasi diri pengambilan keputusan karier memberikan pengaruh signifikan terhadap adaptabilitas karier remaja, sumber-sumber efikasi diri memengaruhi adaptabilitas karier melalui efikasi diri pengambilan keputusan karier. Juga ditemukan bahwa tiga dari lima sumber efikasi diri, yakni verbal and social persuasion, mastery experiences dan positive emotional arousal memengaruhi adaptabilitas karier, sementara dua sumber lainnya, yakni vicarious learning dan negative emotional arousal tidak memberikan pengaruh signifikan.

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The purpose of this study is to understand the influence of sources of self-eficacy and career decision making self-efficacy to adolescence career adaptability. This is a quantitative research with a path analysis and simple regression techniques using 305 participants from two private universities in West Jakarta, Indonesia. The result showed a significant influence of sources of self-efficacy to career decision making self-efficacy, significant influence of career decision making self-efficacy to career adaptability, significant influence of self-efficacy to career adaptability through career decision making self-efficacy. The result also showed that only three among five sources of self-efficacy that have a significant influence to career adaptability : verbal and social persuasion, mastery experiences and positive emotional arousal, meanwhile two other sources: vicarious learning and negative emotional arousal did not have any significant influence.