Dyfyniad APA

KAUFMAN,Peter.B. and LACROIX,Donald.J. (1979). PLANTS, PEOPLE AND ENVIRONMENT. MACMILLAN PUBLISHING CO AND COLLIER MACMILLAN PUBLISHERS.

Dyfyniad Arddull Chicago

KAUFMAN,Peter.B. and LACROIX,Donald.J. PLANTS, PEOPLE AND ENVIRONMENT. NEW YORK AND LONDON: MACMILLAN PUBLISHING CO AND COLLIER MACMILLAN PUBLISHERS, 1979.

Dyfyniad MLA

KAUFMAN,Peter.B. and LACROIX,Donald.J. PLANTS, PEOPLE AND ENVIRONMENT. MACMILLAN PUBLISHING CO AND COLLIER MACMILLAN PUBLISHERS, 1979.

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