`TVolumeTypevolumeInfo`
pl		allowAnonLogging
pl		authors
pl		averageRating
pl		canonicalVolumeLink
pl		categories
pl		contentVersion
pl		description
pl		dimensions
pl		imageLinks
pl		industryIdentifiers
pl		infoLink
pl		language
pl		mainCategory
pl		maturityRating
pl		pageCount
pl		previewLink
pl		printType
pl		printedPageCount
pl		publishedDate
pl		publisher
pl		ratingsCount
pl		readingModes
pl		samplePageCount
pl		seriesInfo
pl		subtitle
pl		title

`TGoogleBaseObject`