APA (7. basım) Alıntı
van der Walt, B. (1978). Heartbeat: Taking the pilse of our christian theological and philosophical heritage. Potchefstroom University for Christian Higher Education.
Chicago Style (17. basım) Atıf
van der Walt, B.J. Heartbeat: Taking the Pilse of Our Christian Theological and Philosophical Heritage. Potchefstroom: Potchefstroom University for Christian Higher Education, 1978.
MLA (9th ed.) Atıf
van der Walt, B.J. Heartbeat: Taking the Pilse of Our Christian Theological and Philosophical Heritage. Potchefstroom University for Christian Higher Education, 1978.
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