van Waarden, F., & van Dalen, R. (2011). Hallmarking Halal - 56. WRR.
Chicago Style (17th ed.) Citationvan Waarden, F., and R. van Dalen. Hallmarking Halal - 56. WRR, 2011.
MLA (9th ed.) Citationvan Waarden, F., and R. van Dalen. Hallmarking Halal - 56. WRR, 2011.
Warning: These citations may not always be 100% accurate.