Paperback phau ntawv kuj hu ua hardcover phau ntawv, nws yog ib qho siv daim ntawv tawv tawv los yog tawv ua lub hau, tsis yoojyim rau kev yoojyim, kom ntev mus rau kev tiv thaiv.
Qhov loj tshaj plaws ntawm phau ntawv phau ntawv yog lub hau khov muaj zog. Nws tuaj yeem ua rau sab hauv kev tiv thaiv zoo heev.Qhov tub ntxhais puab yog feem ntau xauv nrog lub koob, thiab tom qab ntawd ces cov tub ntxhais puab tau muab tso ua ke nrog ib daim ntaub ntim zawg zog kom txhawb kev sib txuas ntawm lub hauv paus tub ntxhais thiab lub hau.
Muaj ob hom qaum zauv rau tawv phau ntawv. Ib tug yog nrog qaum ncaj nraim: tsim kom pom cov kab hauv plawv-zoo li daim duab, lwm tus yog nrog cov kab txha hloov: tsim nyog rau txoj hlua zoo xws li tawv tawv lossis tawv tawv.