APA (7th ed.) Citation

Othman Abdul Ghani & Mohammad Raduan Mohd Ariff. (1991). Kemahiran geografi: Tingkatan 4. RAZ Studio.

Chicago Style (17th ed.) Citation

Othman Abdul Ghani and Mohammad Raduan Mohd Ariff. Kemahiran Geografi: Tingkatan 4. Kuala Lumpur: RAZ Studio, 1991.

MLA (9th ed.) Citation

Othman Abdul Ghani and Mohammad Raduan Mohd Ariff. Kemahiran Geografi: Tingkatan 4. RAZ Studio, 1991.

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