Warning: session_start(): open(/var/cpanel/php/sessions/alt-php81/sess_aeo9dutqjr9cmdri9ep6nrvdl1, O_RDWR) failed: No such file or directory (2) in /home/ftunma/public_html/e-library/lib/Session/Factory.php on line 59

Warning: session_start(): Failed to read session data: files (path: /var/cpanel/php/sessions/alt-php81) in /home/ftunma/public_html/e-library/lib/Session/Factory.php on line 59

Gaya APA

Sugiyono, . (2019). Metode Penelitian & Pengembangan : Research and Development . : Alfabeta.

Gaya MLA

Sugiyono, . "Metode Penelitian & Pengembangan : Research and Development". : Alfabeta, 2019. Text.