Upadhyaya, Ganga Prasad <br/><br/>
Sandhyā, Kyā? kyoṃ? kaise? / 
Lekhaka Gaṅgaprasāda Upādhyāya. 
 - Ilāhābāda  :  Vaidika Prakāśana Mandira,  1964. 
 - 176 p. ;  19 cm. 
<br/><br/> In Hindi. 
<br/><br/><label>LCCN: </label>sa 66000905  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prayer--Hinduism.
<br/><br/><label>LC Class. No.: </label>BL1215.P7  / U6