Dyfyniad APA

HOLMES, N. J., LEAKE, J. B., & SHAW, M. W. Gateways to science. Webster Division.

Dyfyniad Arddull Chicago

HOLMES, Neal J., John B. LEAKE, and Mary W. SHAW. Gateways to Science. New York: Webster Division.

Dyfyniad MLA

HOLMES, Neal J., et al. Gateways to Science. Webster Division.

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