APA

Steele A. R., . (1964). Flowers for the king : the expedition of Ruiz and Pavon and the flora of Peru. Durham, North Carolina: Duke University Press.

Chicago

Steele Arthur Robert, . 1964. Flowers for the king : the expedition of Ruiz and Pavon and the flora of Peru. Durham, North Carolina: Duke University Press.

Harvard

Steele A. R., . (1964). Flowers for the king : the expedition of Ruiz and Pavon and the flora of Peru. Durham, North Carolina: Duke University Press.

MLA

Steele Arthur Robert, . Flowers for the king : the expedition of Ruiz and Pavon and the flora of Peru. Durham, North Carolina: Duke University Press. 1964.