APA

Spooner D. M., Berg van den R. G., Rodríguez A., Bamberg J., Hijmans R. J. & Lara Cabrera S. I. (2004). Wild potatoes (Solanum section Petota; Solanaceae) of North and Central America. Michigan: American Society of Plant Taxonomists.

Chicago

Spooner David M, Berg van den Ronald G, Rodríguez Aarón, Bamberg John, Hijmans Robert J and Lara Cabrera Sabina I. 2004. Wild potatoes (Solanum section Petota; Solanaceae) of North and Central America. Michigan: American Society of Plant Taxonomists.

Harvard

Spooner D. M., Berg van den R. G., Rodríguez A., Bamberg J., Hijmans R. J. and Lara Cabrera S. I. (2004). Wild potatoes (Solanum section Petota; Solanaceae) of North and Central America. Michigan: American Society of Plant Taxonomists.

MLA

Spooner David M, Berg van den Ronald G, Rodríguez Aarón, Bamberg John, Hijmans Robert J and Lara Cabrera Sabina I. Wild potatoes (Solanum section Petota; Solanaceae) of North and Central America. Michigan: American Society of Plant Taxonomists. 2004.