APA

Sinnott E. W. W. K. S., . (1957). Botany: Principles and problems. : McGraw-Hill Book Co., New York.

Chicago

Sinnott Edmund W Wilson Katherine S, . 1957. Botany: Principles and problems. : McGraw-Hill Book Co., New York.

Harvard

Sinnott E. W. W. K. S., . (1957). Botany: Principles and problems. : McGraw-Hill Book Co., New York.

MLA

Sinnott Edmund W Wilson Katherine S, . Botany: Principles and problems. : McGraw-Hill Book Co., New York. 1957.