Cita APA (7th ed.)
Post, K. (1934). Production of early blooms of chrysanthemums by the use of black cloth to reduce the length of day. Cornell University.
Cita Chicago (17th ed.)
Post, Kenneth. Production of Early Blooms of Chrysanthemums by the Use of Black Cloth to Reduce the Length of Day. Ithaca: Cornell University, 1934.
Cita MLA (9th ed.)
Post, Kenneth. Production of Early Blooms of Chrysanthemums by the Use of Black Cloth to Reduce the Length of Day. Cornell University, 1934.
Atenció: Aquestes cites poden no estar 100% correctes.