APA (7th ed.) Citation

Hiragama, H. (2021). Smart brain woorkbook: Mengasah otak setajam silet menangkal pikun segala umur / Hiroshi Hiragama. Scritto Books Publisher.

Chicago Style (17th ed.) Citation

Hiragama, Hiroshi. Smart Brain Woorkbook: Mengasah Otak Setajam Silet Menangkal Pikun Segala Umur / Hiroshi Hiragama. Scritto Books Publisher, 2021.

MLA (8th ed.) Citation

Hiragama, Hiroshi. Smart Brain Woorkbook: Mengasah Otak Setajam Silet Menangkal Pikun Segala Umur / Hiroshi Hiragama. Scritto Books Publisher, 2021.

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