APA citiranje

Harrower, A. D., & Strong, J. A. (1977). Hyperpigmentation associated with oxprenolol administration.

Citação norma Chicago

Harrower, A D., and J A. Strong. Hyperpigmentation Associated With Oxprenolol Administration. 1977.

MLA citiranje

Harrower, A D., and J A. Strong. Hyperpigmentation Associated With Oxprenolol Administration. 1977.

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