APA সাইটেশন

Hitchcock, A. S. (1950). Manual of the grasses of the world states (2.). Govt printing office, United States.

শিকাগো স্টাইলে সাইটেশন

Hitchcock, A S. Manual of the Grasses of the World States. 2. Washington: Govt printing office, United States, 1950.

এমএলএ সাইটেশন

Hitchcock, A S. Manual of the Grasses of the World States. 2. Govt printing office, United States, 1950.