Citace podle APA

Spencer, J., Burns, G. P., Cheng, F. C. Y., Cox, A. G., & Welbourn, R. B. (1969). DR SPENCER and his colleagues reply.

Styl Chicago

Spencer, J., G. P. Burns, F. C. Y. Cheng, A. G. Cox, a R. B. Welbourn. DR SPENCER and His Colleagues Reply. 1969.

Citace podle MLA

Spencer, J., et al. DR SPENCER and His Colleagues Reply. 1969.

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