APA (7th ed.) Citation

Hashim, A. H., & Sulaiman, N. (2012). Psikologi persekitaran. Penerbit Universiti Putra Malaysia.

Chicago Style (17th ed.) Citation

Hashim, Ahmad Hariza, and Norhasmah Sulaiman. Psikologi Persekitaran. Penerbit Universiti Putra Malaysia, 2012.

MLA (9th ed.) Citation

Hashim, Ahmad Hariza, and Norhasmah Sulaiman. Psikologi Persekitaran. Penerbit Universiti Putra Malaysia, 2012.

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