Buku dapat diakses secara terbuka (Open Access) melalui https://library.oapen.org/handle/20.500.12657/43895
Buku dapat diakses secara terbuka (Open Access) melalui https://library.oapen.org/handle/20.500.12657/40119 DOI 10.1201/b11059
Buku dapat diakses secara terbuka (Open Access) melalui https://library.oapen.org/handle/20.500.12657/41690 DPI 10.1201/b18198
Buku dapat diakses secara terbuka (Open Access) melalui https://library.oapen.org/handle/20.500.12657/46044 DOI https://doi.org/10.1515/9783110429176
Buku dapat diakses secara terbuka (Open Access) melalui https://library.oapen.org/handle/20.500.12657/40115 DOI 10.1201/b10875
Buku dapat diakses secara terbuka (Open Access) melalui https://library.oapen.org/handle/20.500.12657/40054