Lua APA (7ú heag.)

Young, L. E., & Petty, W. M. (1957). Chemistry for progress. Prentice-Hall.

Lua i Stíl Chicago (17ú heag.)

Young, Leona Esther, agus Willette Mildred Petty. Chemistry for Progress. Englewood Cliffs, N. J: Prentice-Hall, 1957.

Lua MLA (9ú heag.)

Young, Leona Esther, agus Willette Mildred Petty. Chemistry for Progress. Prentice-Hall, 1957.

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