The book chapters can be downloaded from the following links.
1. Principal Author. Chapter No.13. Nitrogen-fixing Bio-fertilizers.
https://www.taylorfrancis.com/chapters/edit/10.1201/9781003286233-13/nitrogen-fixing-biofertilizers-muhammad-romman-rainaz-parvez-muhammad-adnan-farhana-gul-muhammad-haroon-rafi-ullah-shah-saud-nazeer-ahmed-ishfaq-hameed-taufiq-nawaz-muhammad-hamzah-saleem-sahar-mumtaz-amanullah-muhammad-arif-maid-zaman-abdel-rahman-altawaha-shah-hassan
2. Co-author in Chapter No. 05: Approaches for Using Bio-fertilizers as a Substitute for Chemical Fertilizers to Improve Soil Health and Crop Yields in Pakistan
https://books.google.com.pk/books?hl=en&lr=&id=VVDGEAAAQBAJ&oi=fnd&pg=PT126&dq=info:D0TI9BzZTBgJ:scholar.google.com&ots=CMuMEb4ztv&sig=F2D3v8rH50hoIIT9hq6w8ge4Yxc&redir_esc=y#v=onepage&q&f=false
3. Co-author in Chapter No.8. Limitations of Using Biofertilizers as an Alternative to Chemical Fertilizers.
https://books.google.com.pk/books?hl=en&lr=&id=VVDGEAAAQBAJ&oi=fnd&pg=PT236&dq=info:JwCssc53tUcJ:scholar.google.com&ots=CMuMEb4zvq&sig=QG_xPECYEOugWe4s4MWpnPnfMoo&redir_esc=y#v=onepage&q&f=false
4. Co-author. Status of Research and Applications of Bio-fertilizers.
https://www.taylorfrancis.com/chapters/edit/10.1201/9781003286233-14/status-research-applications-bio-fertilizers-rafi-ullah-muhammad-junaid-mehwish-kanwal-muhammad-adnan-taufiq-nawaz-nazeer-ahmed-fazli-subhan-muhammad-romman-shah-saud-shakeel-ahmad-anas-iqbal-fazli-wahid-muhammad-haroon-muhammad-zamin-nazish-huma-khan-jamal-nasar-shah-hassan
5. Co-author in Chapter No.15. Bio-fertilizer Effects on Plant-parasitic.
https://books.google.com.pk/books?hl=en&lr=&id=VVDGEAAAQBAJ&oi=fnd&pg=PT402&dq=info:voDdgWWiTVgJ:scholar.google.com&ots=CMuMEb4zus&sig=1V_cli5E0QbKvm-EhaPdG-dsIBo&redir_esc=y#v=onepage&q&f=false