book chapter citation/referencing

APA format. If the authors of a textbook wrote the chapter I am citing, do I have to “In” and the author’s names? Do I need to include the chapter title? See examples below.

Thanks,

J

A:

Burchum, J. R., & Rosenthal, L. D. (2016). Drugs for Peptic Ulcer Disease. In J. R. Burchum, & L. D. Rosenthal, Lehne’s pharmacology for nursing care  (pp. 947-962). St. Louis, MO: Elsevier.

B:

Burchum, J. R., & Rosenthal, L. D. (2016). Drugs for Peptic Ulcer Disease. Lehne’s pharmacology for nursing care (9th ed., pp. 947-962). St. Louis, MO: Elsevier.