Yang, Y.;                     Sheng, X.;                     Zhai, C.;                     Wang, Z.;                     Wu, J.;                     Zhang, D.    
        Species Composition and Diversity of Middle-Aged Trees among Different Urban Green Space Types and Tree Age Classes in Changchun, Northeast China. Forests 2022, 13, 1997.
    https://doi.org/10.3390/f13121997
    AMA Style
    
                                Yang Y,                                 Sheng X,                                 Zhai C,                                 Wang Z,                                 Wu J,                                 Zhang D.        
                Species Composition and Diversity of Middle-Aged Trees among Different Urban Green Space Types and Tree Age Classes in Changchun, Northeast China. Forests. 2022; 13(12):1997.
        https://doi.org/10.3390/f13121997
    
    Chicago/Turabian Style
    
                                Yang, Yibo,                                 Xuewen Sheng,                                 Chang Zhai,                                 Zihan Wang,                                 Junjie Wu,                                 and Dan Zhang.        
                2022. "Species Composition and Diversity of Middle-Aged Trees among Different Urban Green Space Types and Tree Age Classes in Changchun, Northeast China" Forests 13, no. 12: 1997.
        https://doi.org/10.3390/f13121997
    
    APA Style
    
                                Yang, Y.,                                 Sheng, X.,                                 Zhai, C.,                                 Wang, Z.,                                 Wu, J.,                                 & Zhang, D.        
        
        (2022). Species Composition and Diversity of Middle-Aged Trees among Different Urban Green Space Types and Tree Age Classes in Changchun, Northeast China. Forests, 13(12), 1997.
        https://doi.org/10.3390/f13121997