APA

Young S., Thackeray J. & Van d. M. N. (1997). Vanadium concentrtion variability in Plio-Pleistocene cave deposits at Kromdraai, South Africa. : .

Chicago

Young S.M.M, Thackeray J.F and Van der Merwe N.J. 1997. Vanadium concentrtion variability in Plio-Pleistocene cave deposits at Kromdraai, South Africa. : .

Harvard

Young S., Thackeray J. and Van d. M. N. (1997). Vanadium concentrtion variability in Plio-Pleistocene cave deposits at Kromdraai, South Africa. : .

MLA

Young S.M.M, Thackeray J.F and Van der Merwe N.J. Vanadium concentrtion variability in Plio-Pleistocene cave deposits at Kromdraai, South Africa. : . 1997.