function renderRunningContentChapterRightField( $args ) {
		unset( $args['label_for'], $args['class'] );
		$this->renderCustomSelect(
			[
				'id' => 'running_content_chapter_right',
				'name' => 'running_content_chapter_right',
				'value' => getset( $this->options, 'running_content_chapter_right' ),
				'choices' => $args,
			]
		);
		$this->renderField(
			[
				'id' => 'running_content_chapter_right_custom',
				'name' => 'pressbooks_theme_options_' . $this->getSlug(),
				'option' => 'running_content_chapter_right',
				'value' => getset( $this->options, 'running_content_chapter_right' ),
				'type' => 'text',
				'class' => 'regular-text code',
			]
		);
	}