APA-ийн эшлэл(7 дахь хэвлэлт)
Som, O. (2012). Innovation without R&D: Heterogeneous Innovation Patterns of Non-R&D-Performing Firms in the German Manufacturing Industry. Gabler Verlag. https://doi.org/10.1007/978-3-8349-3492-5
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Som, Oliver. Innovation Without R&D: Heterogeneous Innovation Patterns of Non-R&D-Performing Firms in the German Manufacturing Industry. Wiesbaden: Gabler Verlag, 2012. https://doi.org/10.1007/978-3-8349-3492-5.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Som, Oliver. Innovation Without R&D: Heterogeneous Innovation Patterns of Non-R&D-Performing Firms in the German Manufacturing Industry. Gabler Verlag, 2012. https://doi.org/10.1007/978-3-8349-3492-5.
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