APA
Sharma Bharati Om, . (2014). Saxicolous Lichens of India : Chicklist and keys .-978-81-211-0893-5. : Bishen Singh Mahandra Pal Singh, Dehra Dun.
Chicago
Sharma Bharati Om, . 2014. Saxicolous Lichens of India : Chicklist and keys .-978-81-211-0893-5. : Bishen Singh Mahandra Pal Singh, Dehra Dun.
Harvard
Sharma Bharati Om, . (2014). Saxicolous Lichens of India : Chicklist and keys .-978-81-211-0893-5. : Bishen Singh Mahandra Pal Singh, Dehra Dun.
MLA
Sharma Bharati Om, . Saxicolous Lichens of India : Chicklist and keys .-978-81-211-0893-5. : Bishen Singh Mahandra Pal Singh, Dehra Dun. 2014.