Deismireacht APA

(1973). BRITANNICA YEARBOOK OF SCIENCE AND THE FUTURE. ENCYCLOPAEDIA BRITANNICA, INC.

Chicago Edition Citation

BRITANNICA YEARBOOK OF SCIENCE AND THE FUTURE. NEW YORK: ENCYCLOPAEDIA BRITANNICA, INC, 1973.

Deismireacht MLA

BRITANNICA YEARBOOK OF SCIENCE AND THE FUTURE. ENCYCLOPAEDIA BRITANNICA, INC, 1973.

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