APA citiranje

Lens, F., Groeninckx, I., Smets, E., & Dessein, S. (2009). Woodiness within the Spermacoceae–Knoxieae alliance (Rubiaceae): Retention of the basal woody condition in Rubiaceae or recent innovation? Oxford University Press.

Citação norma Chicago

Lens, Frederic, Inge Groeninckx, Erik Smets, and Steven Dessein. Woodiness Within the Spermacoceae–Knoxieae Alliance (Rubiaceae): Retention of the Basal Woody Condition in Rubiaceae or Recent Innovation? Oxford University Press, 2009.

MLA citiranje

Lens, Frederic, Inge Groeninckx, Erik Smets, and Steven Dessein. Woodiness Within the Spermacoceae–Knoxieae Alliance (Rubiaceae): Retention of the Basal Woody Condition in Rubiaceae or Recent Innovation? Oxford University Press, 2009.