APA (7th ed.) Citation

Becklake, J., & Becklake, S. (1997). Pencemaran. Vinpress Sdn Bhd.

Chicago Style (17th ed.) Citation

Becklake, John, and Sue Becklake. Pencemaran. Kuala Lumpur: Vinpress Sdn Bhd, 1997.

MLA (9th ed.) Citation

Becklake, John, and Sue Becklake. Pencemaran. Vinpress Sdn Bhd, 1997.

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