Allbrook, R. F. (1974). An investigation into the genesis and characteristics of soils derived from the recent marine sediments in the north-west of West Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Allbrook, Robert Frith. An Investigation into the Genesis and Characteristics of Soils Derived from the Recent Marine Sediments in the North-west of West Malaysia. 1974.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Allbrook, Robert Frith. An Investigation into the Genesis and Characteristics of Soils Derived from the Recent Marine Sediments in the North-west of West Malaysia. 1974.
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