APA citiranje

Trent, B. (1987). Ophthalmologists predict advances, new problems as COS turns 50.

Citação norma Chicago

Trent, Bill. Ophthalmologists Predict Advances, New Problems As COS Turns 50. 1987.

MLA citiranje

Trent, Bill. Ophthalmologists Predict Advances, New Problems As COS Turns 50. 1987.

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