APA (7th ed.) Citation

Pakpahan, W. Matematika 2. PT Galaxy Puspa.

Chicago Style (17th ed.) Citation

Pakpahan, Willy. Matematika 2. PT Galaxy Puspa.

MLA (8th ed.) Citation

Pakpahan, Willy. Matematika 2. PT Galaxy Puspa.

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