APA (7th ed.) Citation

Sumardi. Password Menuju Sukses. Penerbit Erlang.

Chicago Style (17th ed.) Citation

Sumardi. Password Menuju Sukses. Penerbit Erlang.

MLA (8th ed.) Citation

Sumardi. Password Menuju Sukses. Penerbit Erlang.

Warning: These citations may not always be 100% accurate.