APA Style

Gundersen, Alfred. (1950). Families of Dicotyledons (1). USA: Waltham, Mass.

Chicago Style

Gundersen, Alfred. Families of Dicotyledons. 1 USA: Waltham, Mass, 1950. Teksbook.

MLA Style

Gundersen, Alfred. Families of Dicotyledons. 1 USA: Waltham, Mass, 1950. Teksbook.

Turabian Style

Gundersen, Alfred. Families of Dicotyledons. 1 USA: Waltham, Mass, 1950. Teksbook.